398834280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1$

素因数の和:610

約数の個数: 320

約数和(自身を含む): 1531308240

約数和(自身を除く): 1132473960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 51, 52, 54, 60, 65, 68, 72, 78, 81, 85, 90, 102, 104, 108, 117, 120, 130, 135, 136, 153, 156, 162, 170, 180, 195, 204, 216, 221, 234, 255, 260, 270, 306, 312, 324, 340, 351, 360, 390, 405, 408, 442, 459, 468, 510, 520, 540, 557, 585, 612, 648, 663, 680, 702, 765, 780, 810, 884, 918, 936, 1020, 1053, 1080, 1105, 1114, 1170, 1224, 1326, 1377, 1404, 1530, 1560, 1620, 1671, 1755, 1768, 1836, 1989, 2040, 2106, 2210, 2228, 2295, 2340, 2652, 2754, 2785, 2808, 3060, 3240, 3315, 3342, 3510, 3672, 3978, 4212, 4420, 4456, 4590, 4680, 5013, 5265, 5304, 5508, 5570, 5967, 6120, 6630, 6684, 6885, 7020, 7241, 7956, 8355, 8424, 8840, 9180, 9469, 9945, 10026, 10530, 11016, 11140, 11934, 13260, 13368, 13770, 14040, 14482, 15039, 15912, 16710, 17901, 18360, 18938, 19890, 20052, 21060, 21723, 22280, 23868, 25065, 26520, 27540, 28407, 28964, 29835, 30078, 33420, 35802, 36205, 37876, 39780, 40104, 42120, 43446, 45117, 47345, 47736, 50130, 55080, 56814, 57928, 59670, 60156, 65169, 66840, 71604, 72410, 75195, 75752, 79560, 85221, 86892, 89505, 90234, 94690, 100260, 108615, 113628, 119340, 120312, 123097, 130338, 142035, 143208, 144820, 150390, 170442, 173784, 179010, 180468, 189380, 195507, 200520, 217230, 225585, 227256, 238680, 246194, 255663, 260676, 284070, 289640, 300780, 325845, 340884, 358020, 360936, 369291, 378760, 391014, 426105, 434460, 451170, 492388, 511326, 521352, 568140, 586521, 601560, 615485, 651690, 681768, 716040, 738582, 766989, 782028, 852210, 868920, 902340, 977535, 984776, 1022652, 1107873, 1136280, 1173042, 1230970, 1278315, 1303380, 1477164, 1533978, 1564056, 1704420, 1804680, 1846455, 1955070, 2045304, 2215746, 2346084, 2461940, 2556630, 2606760, 2932605, 2954328, 3067956, 3323619, 3408840, 3692910, 3834945, 3910140, 4431492, 4692168, 4923880, 5113260, 5539365, 5865210, 6135912, 6647238, 7385820, 7669890, 7820280, 8862984, 9970857, 10226520, 11078730, 11730420, 13294476, 14771640, 15339780, 16618095, 19941714, 22157460, 23460840, 26588952, 30679560, 33236190, 39883428, 44314920, 49854285, 66472380, 79766856, 99708570, 132944760, 199417140, 398834280]

約数ペア:

[(1, 398834280), (2, 199417140), (3, 132944760), (4, 99708570), (5, 79766856), (6, 66472380), (8, 49854285), (9, 44314920), (10, 39883428), (12, 33236190), (13, 30679560), (15, 26588952), (17, 23460840), (18, 22157460), (20, 19941714), (24, 16618095), (26, 15339780), (27, 14771640), (30, 13294476), (34, 11730420), (36, 11078730), (39, 10226520), (40, 9970857), (45, 8862984), (51, 7820280), (52, 7669890), (54, 7385820), (60, 6647238), (65, 6135912), (68, 5865210), (72, 5539365), (78, 5113260), (81, 4923880), (85, 4692168), (90, 4431492), (102, 3910140), (104, 3834945), (108, 3692910), (117, 3408840), (120, 3323619), (130, 3067956), (135, 2954328), (136, 2932605), (153, 2606760), (156, 2556630), (162, 2461940), (170, 2346084), (180, 2215746), (195, 2045304), (204, 1955070), (216, 1846455), (221, 1804680), (234, 1704420), (255, 1564056), (260, 1533978), (270, 1477164), (306, 1303380), (312, 1278315), (324, 1230970), (340, 1173042), (351, 1136280), (360, 1107873), (390, 1022652), (405, 984776), (408, 977535), (442, 902340), (459, 868920), (468, 852210), (510, 782028), (520, 766989), (540, 738582), (557, 716040), (585, 681768), (612, 651690), (648, 615485), (663, 601560), (680, 586521), (702, 568140), (765, 521352), (780, 511326), (810, 492388), (884, 451170), (918, 434460), (936, 426105), (1020, 391014), (1053, 378760), (1080, 369291), (1105, 360936), (1114, 358020), (1170, 340884), (1224, 325845), (1326, 300780), (1377, 289640), (1404, 284070), (1530, 260676), (1560, 255663), (1620, 246194), (1671, 238680), (1755, 227256), (1768, 225585), (1836, 217230), (1989, 200520), (2040, 195507), (2106, 189380), (2210, 180468), (2228, 179010), (2295, 173784), (2340, 170442), (2652, 150390), (2754, 144820), (2785, 143208), (2808, 142035), (3060, 130338), (3240, 123097), (3315, 120312), (3342, 119340), (3510, 113628), (3672, 108615), (3978, 100260), (4212, 94690), (4420, 90234), (4456, 89505), (4590, 86892), (4680, 85221), (5013, 79560), (5265, 75752), (5304, 75195), (5508, 72410), (5570, 71604), (5967, 66840), (6120, 65169), (6630, 60156), (6684, 59670), (6885, 57928), (7020, 56814), (7241, 55080), (7956, 50130), (8355, 47736), (8424, 47345), (8840, 45117), (9180, 43446), (9469, 42120), (9945, 40104), (10026, 39780), (10530, 37876), (11016, 36205), (11140, 35802), (11934, 33420), (13260, 30078), (13368, 29835), (13770, 28964), (14040, 28407), (14482, 27540), (15039, 26520), (15912, 25065), (16710, 23868), (17901, 22280), (18360, 21723), (18938, 21060), (19890, 20052)]