31996380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:188

約数の個数: 192

約数和(自身を含む): 108380160

約数和(自身を除く): 76383780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 19, 20, 26, 30, 34, 38, 39, 51, 52, 57, 60, 65, 68, 76, 78, 85, 95, 102, 114, 127, 130, 156, 170, 190, 195, 204, 221, 228, 247, 254, 255, 260, 285, 323, 340, 380, 381, 390, 442, 494, 508, 510, 570, 635, 646, 663, 741, 762, 780, 884, 969, 988, 1020, 1105, 1140, 1235, 1270, 1292, 1326, 1482, 1524, 1615, 1651, 1905, 1938, 2159, 2210, 2413, 2470, 2540, 2652, 2964, 3230, 3302, 3315, 3705, 3810, 3876, 4199, 4318, 4420, 4826, 4845, 4940, 4953, 6460, 6477, 6604, 6630, 7239, 7410, 7620, 8255, 8398, 8636, 9652, 9690, 9906, 10795, 12065, 12597, 12954, 13260, 14478, 14820, 16510, 16796, 19380, 19812, 20995, 21590, 24130, 24765, 25194, 25908, 28067, 28956, 31369, 32385, 33020, 36195, 41021, 41990, 43180, 48260, 49530, 50388, 56134, 62738, 62985, 64770, 72390, 82042, 83980, 84201, 94107, 99060, 112268, 123063, 125476, 125970, 129540, 140335, 144780, 156845, 164084, 168402, 188214, 205105, 246126, 251940, 280670, 313690, 336804, 376428, 410210, 421005, 470535, 492252, 533273, 561340, 615315, 627380, 820420, 842010, 941070, 1066546, 1230630, 1599819, 1684020, 1882140, 2133092, 2461260, 2666365, 3199638, 5332730, 6399276, 7999095, 10665460, 15998190, 31996380]

約数ペア:

[(1, 31996380), (2, 15998190), (3, 10665460), (4, 7999095), (5, 6399276), (6, 5332730), (10, 3199638), (12, 2666365), (13, 2461260), (15, 2133092), (17, 1882140), (19, 1684020), (20, 1599819), (26, 1230630), (30, 1066546), (34, 941070), (38, 842010), (39, 820420), (51, 627380), (52, 615315), (57, 561340), (60, 533273), (65, 492252), (68, 470535), (76, 421005), (78, 410210), (85, 376428), (95, 336804), (102, 313690), (114, 280670), (127, 251940), (130, 246126), (156, 205105), (170, 188214), (190, 168402), (195, 164084), (204, 156845), (221, 144780), (228, 140335), (247, 129540), (254, 125970), (255, 125476), (260, 123063), (285, 112268), (323, 99060), (340, 94107), (380, 84201), (381, 83980), (390, 82042), (442, 72390), (494, 64770), (508, 62985), (510, 62738), (570, 56134), (635, 50388), (646, 49530), (663, 48260), (741, 43180), (762, 41990), (780, 41021), (884, 36195), (969, 33020), (988, 32385), (1020, 31369), (1105, 28956), (1140, 28067), (1235, 25908), (1270, 25194), (1292, 24765), (1326, 24130), (1482, 21590), (1524, 20995), (1615, 19812), (1651, 19380), (1905, 16796), (1938, 16510), (2159, 14820), (2210, 14478), (2413, 13260), (2470, 12954), (2540, 12597), (2652, 12065), (2964, 10795), (3230, 9906), (3302, 9690), (3315, 9652), (3705, 8636), (3810, 8398), (3876, 8255), (4199, 7620), (4318, 7410), (4420, 7239), (4826, 6630), (4845, 6604), (4940, 6477), (4953, 6460)]