491356320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1652

約数の個数: 288

約数和(自身を含む): 1940174208

約数和(自身を除く): 1448817888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 98, 104, 105, 112, 120, 130, 140, 147, 156, 160, 168, 182, 195, 196, 208, 210, 224, 240, 245, 260, 273, 280, 294, 312, 336, 364, 390, 392, 416, 420, 455, 480, 490, 520, 546, 560, 588, 624, 637, 672, 728, 735, 780, 784, 840, 910, 980, 1040, 1092, 1120, 1176, 1248, 1274, 1365, 1456, 1470, 1560, 1568, 1607, 1680, 1820, 1911, 1960, 2080, 2184, 2352, 2548, 2730, 2912, 2940, 3120, 3185, 3214, 3360, 3640, 3822, 3920, 4368, 4704, 4821, 5096, 5460, 5880, 6240, 6370, 6428, 7280, 7644, 7840, 8035, 8736, 9555, 9642, 10192, 10920, 11249, 11760, 12740, 12856, 14560, 15288, 16070, 19110, 19284, 20384, 20891, 21840, 22498, 23520, 24105, 25480, 25712, 30576, 32140, 33747, 38220, 38568, 41782, 43680, 44996, 48210, 50960, 51424, 56245, 61152, 62673, 64280, 67494, 76440, 77136, 78743, 83564, 89992, 96420, 101920, 104455, 112490, 125346, 128560, 134988, 146237, 152880, 154272, 157486, 167128, 168735, 179984, 192840, 208910, 224980, 236229, 250692, 257120, 269976, 292474, 305760, 313365, 314972, 334256, 337470, 359968, 385680, 393715, 417820, 438711, 449960, 472458, 501384, 539952, 584948, 626730, 629944, 668512, 674940, 731185, 771360, 787430, 835640, 877422, 899920, 944916, 1002768, 1023659, 1079904, 1169896, 1181145, 1253460, 1259888, 1349880, 1462370, 1574860, 1671280, 1754844, 1799840, 1889832, 2005536, 2047318, 2193555, 2339792, 2362290, 2506920, 2519776, 2699760, 2924740, 3070977, 3149720, 3342560, 3509688, 3779664, 4094636, 4387110, 4679584, 4724580, 5013840, 5118295, 5399520, 5849480, 6141954, 6299440, 7019376, 7559328, 8189272, 8774220, 9449160, 10027680, 10236590, 11698960, 12283908, 12598880, 14038752, 15354885, 16378544, 17548440, 18898320, 20473180, 23397920, 24567816, 30709770, 32757088, 35096880, 37796640, 40946360, 49135632, 61419540, 70193760, 81892720, 98271264, 122839080, 163785440, 245678160, 491356320]

約数ペア:

[(1, 491356320), (2, 245678160), (3, 163785440), (4, 122839080), (5, 98271264), (6, 81892720), (7, 70193760), (8, 61419540), (10, 49135632), (12, 40946360), (13, 37796640), (14, 35096880), (15, 32757088), (16, 30709770), (20, 24567816), (21, 23397920), (24, 20473180), (26, 18898320), (28, 17548440), (30, 16378544), (32, 15354885), (35, 14038752), (39, 12598880), (40, 12283908), (42, 11698960), (48, 10236590), (49, 10027680), (52, 9449160), (56, 8774220), (60, 8189272), (65, 7559328), (70, 7019376), (78, 6299440), (80, 6141954), (84, 5849480), (91, 5399520), (96, 5118295), (98, 5013840), (104, 4724580), (105, 4679584), (112, 4387110), (120, 4094636), (130, 3779664), (140, 3509688), (147, 3342560), (156, 3149720), (160, 3070977), (168, 2924740), (182, 2699760), (195, 2519776), (196, 2506920), (208, 2362290), (210, 2339792), (224, 2193555), (240, 2047318), (245, 2005536), (260, 1889832), (273, 1799840), (280, 1754844), (294, 1671280), (312, 1574860), (336, 1462370), (364, 1349880), (390, 1259888), (392, 1253460), (416, 1181145), (420, 1169896), (455, 1079904), (480, 1023659), (490, 1002768), (520, 944916), (546, 899920), (560, 877422), (588, 835640), (624, 787430), (637, 771360), (672, 731185), (728, 674940), (735, 668512), (780, 629944), (784, 626730), (840, 584948), (910, 539952), (980, 501384), (1040, 472458), (1092, 449960), (1120, 438711), (1176, 417820), (1248, 393715), (1274, 385680), (1365, 359968), (1456, 337470), (1470, 334256), (1560, 314972), (1568, 313365), (1607, 305760), (1680, 292474), (1820, 269976), (1911, 257120), (1960, 250692), (2080, 236229), (2184, 224980), (2352, 208910), (2548, 192840), (2730, 179984), (2912, 168735), (2940, 167128), (3120, 157486), (3185, 154272), (3214, 152880), (3360, 146237), (3640, 134988), (3822, 128560), (3920, 125346), (4368, 112490), (4704, 104455), (4821, 101920), (5096, 96420), (5460, 89992), (5880, 83564), (6240, 78743), (6370, 77136), (6428, 76440), (7280, 67494), (7644, 64280), (7840, 62673), (8035, 61152), (8736, 56245), (9555, 51424), (9642, 50960), (10192, 48210), (10920, 44996), (11249, 43680), (11760, 41782), (12740, 38568), (12856, 38220), (14560, 33747), (15288, 32140), (16070, 30576), (19110, 25712), (19284, 25480), (20384, 24105), (20891, 23520), (21840, 22498)]