70879120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 160

約数和(自身を含む): 198737280

約数和(自身を除く): 127858160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 80, 85, 95, 104, 130, 136, 152, 170, 190, 208, 211, 221, 247, 260, 272, 304, 323, 340, 380, 422, 442, 494, 520, 646, 680, 760, 844, 884, 988, 1040, 1055, 1105, 1235, 1292, 1360, 1520, 1615, 1688, 1768, 1976, 2110, 2210, 2470, 2584, 2743, 3230, 3376, 3536, 3587, 3952, 4009, 4199, 4220, 4420, 4940, 5168, 5486, 6460, 7174, 8018, 8398, 8440, 8840, 9880, 10972, 12920, 13715, 14348, 16036, 16796, 16880, 17680, 17935, 19760, 20045, 20995, 21944, 25840, 27430, 28696, 32072, 33592, 35870, 40090, 41990, 43888, 46631, 52117, 54860, 57392, 64144, 67184, 68153, 71740, 80180, 83980, 93262, 104234, 109720, 136306, 143480, 160360, 167960, 186524, 208468, 219440, 233155, 260585, 272612, 286960, 320720, 335920, 340765, 373048, 416936, 466310, 521170, 545224, 681530, 746096, 833872, 885989, 932620, 1042340, 1090448, 1363060, 1771978, 1865240, 2084680, 2726120, 3543956, 3730480, 4169360, 4429945, 5452240, 7087912, 8859890, 14175824, 17719780, 35439560, 70879120]

約数ペア:

[(1, 70879120), (2, 35439560), (4, 17719780), (5, 14175824), (8, 8859890), (10, 7087912), (13, 5452240), (16, 4429945), (17, 4169360), (19, 3730480), (20, 3543956), (26, 2726120), (34, 2084680), (38, 1865240), (40, 1771978), (52, 1363060), (65, 1090448), (68, 1042340), (76, 932620), (80, 885989), (85, 833872), (95, 746096), (104, 681530), (130, 545224), (136, 521170), (152, 466310), (170, 416936), (190, 373048), (208, 340765), (211, 335920), (221, 320720), (247, 286960), (260, 272612), (272, 260585), (304, 233155), (323, 219440), (340, 208468), (380, 186524), (422, 167960), (442, 160360), (494, 143480), (520, 136306), (646, 109720), (680, 104234), (760, 93262), (844, 83980), (884, 80180), (988, 71740), (1040, 68153), (1055, 67184), (1105, 64144), (1235, 57392), (1292, 54860), (1360, 52117), (1520, 46631), (1615, 43888), (1688, 41990), (1768, 40090), (1976, 35870), (2110, 33592), (2210, 32072), (2470, 28696), (2584, 27430), (2743, 25840), (3230, 21944), (3376, 20995), (3536, 20045), (3587, 19760), (3952, 17935), (4009, 17680), (4199, 16880), (4220, 16796), (4420, 16036), (4940, 14348), (5168, 13715), (5486, 12920), (6460, 10972), (7174, 9880), (8018, 8840), (8398, 8440)]