397030920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1361}}^1$

素因数の和:1416

約数の個数: 256

約数和(自身を含む): 1482727680

約数和(自身を除く): 1085696760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 17, 20, 22, 24, 26, 30, 33, 34, 39, 40, 44, 51, 52, 55, 60, 65, 66, 68, 78, 85, 88, 102, 104, 110, 120, 130, 132, 136, 143, 156, 165, 170, 187, 195, 204, 220, 221, 255, 260, 264, 286, 312, 330, 340, 374, 390, 408, 429, 440, 442, 510, 520, 561, 572, 660, 663, 680, 715, 748, 780, 858, 884, 935, 1020, 1105, 1122, 1144, 1320, 1326, 1361, 1430, 1496, 1560, 1716, 1768, 1870, 2040, 2145, 2210, 2244, 2431, 2652, 2722, 2805, 2860, 3315, 3432, 3740, 4083, 4290, 4420, 4488, 4862, 5304, 5444, 5610, 5720, 6630, 6805, 7293, 7480, 8166, 8580, 8840, 9724, 10888, 11220, 12155, 13260, 13610, 14586, 14971, 16332, 17160, 17693, 19448, 20415, 22440, 23137, 24310, 26520, 27220, 29172, 29942, 32664, 35386, 36465, 40830, 44913, 46274, 48620, 53079, 54440, 58344, 59884, 69411, 70772, 72930, 74855, 81660, 88465, 89826, 92548, 97240, 106158, 115685, 119768, 138822, 141544, 145860, 149710, 163320, 176930, 179652, 185096, 194623, 212316, 224565, 231370, 254507, 265395, 277644, 291720, 299420, 300781, 347055, 353860, 359304, 389246, 424632, 449130, 462740, 509014, 530790, 555288, 583869, 598840, 601562, 694110, 707720, 763521, 778492, 898260, 902343, 925480, 973115, 1018028, 1061580, 1167738, 1203124, 1272535, 1388220, 1503905, 1527042, 1556984, 1796520, 1804686, 1946230, 2036056, 2123160, 2335476, 2406248, 2545070, 2776440, 2919345, 3007810, 3054084, 3308591, 3609372, 3817605, 3892460, 4511715, 4670952, 5090140, 5838690, 6015620, 6108168, 6617182, 7218744, 7635210, 7784920, 9023430, 9925773, 10180280, 11677380, 12031240, 13234364, 15270420, 16542955, 18046860, 19851546, 23354760, 26468728, 30540840, 33085910, 36093720, 39703092, 49628865, 66171820, 79406184, 99257730, 132343640, 198515460, 397030920]

約数ペア:

[(1, 397030920), (2, 198515460), (3, 132343640), (4, 99257730), (5, 79406184), (6, 66171820), (8, 49628865), (10, 39703092), (11, 36093720), (12, 33085910), (13, 30540840), (15, 26468728), (17, 23354760), (20, 19851546), (22, 18046860), (24, 16542955), (26, 15270420), (30, 13234364), (33, 12031240), (34, 11677380), (39, 10180280), (40, 9925773), (44, 9023430), (51, 7784920), (52, 7635210), (55, 7218744), (60, 6617182), (65, 6108168), (66, 6015620), (68, 5838690), (78, 5090140), (85, 4670952), (88, 4511715), (102, 3892460), (104, 3817605), (110, 3609372), (120, 3308591), (130, 3054084), (132, 3007810), (136, 2919345), (143, 2776440), (156, 2545070), (165, 2406248), (170, 2335476), (187, 2123160), (195, 2036056), (204, 1946230), (220, 1804686), (221, 1796520), (255, 1556984), (260, 1527042), (264, 1503905), (286, 1388220), (312, 1272535), (330, 1203124), (340, 1167738), (374, 1061580), (390, 1018028), (408, 973115), (429, 925480), (440, 902343), (442, 898260), (510, 778492), (520, 763521), (561, 707720), (572, 694110), (660, 601562), (663, 598840), (680, 583869), (715, 555288), (748, 530790), (780, 509014), (858, 462740), (884, 449130), (935, 424632), (1020, 389246), (1105, 359304), (1122, 353860), (1144, 347055), (1320, 300781), (1326, 299420), (1361, 291720), (1430, 277644), (1496, 265395), (1560, 254507), (1716, 231370), (1768, 224565), (1870, 212316), (2040, 194623), (2145, 185096), (2210, 179652), (2244, 176930), (2431, 163320), (2652, 149710), (2722, 145860), (2805, 141544), (2860, 138822), (3315, 119768), (3432, 115685), (3740, 106158), (4083, 97240), (4290, 92548), (4420, 89826), (4488, 88465), (4862, 81660), (5304, 74855), (5444, 72930), (5610, 70772), (5720, 69411), (6630, 59884), (6805, 58344), (7293, 54440), (7480, 53079), (8166, 48620), (8580, 46274), (8840, 44913), (9724, 40830), (10888, 36465), (11220, 35386), (12155, 32664), (13260, 29942), (13610, 29172), (14586, 27220), (14971, 26520), (16332, 24310), (17160, 23137), (17693, 22440), (19448, 20415)]