308840480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4013}}^1$

素因数の和:4078

約数の個数: 96

約数和(自身を含む): 807199344

約数和(自身を除く): 498358864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 65, 74, 80, 104, 130, 148, 160, 185, 208, 260, 296, 370, 416, 481, 520, 592, 740, 962, 1040, 1184, 1480, 1924, 2080, 2405, 2960, 3848, 4013, 4810, 5920, 7696, 8026, 9620, 15392, 16052, 19240, 20065, 32104, 38480, 40130, 52169, 64208, 76960, 80260, 104338, 128416, 148481, 160520, 208676, 260845, 296962, 321040, 417352, 521690, 593924, 642080, 742405, 834704, 1043380, 1187848, 1484810, 1669408, 1930253, 2086760, 2375696, 2969620, 3860506, 4173520, 4751392, 5939240, 7721012, 8347040, 9651265, 11878480, 15442024, 19302530, 23756960, 30884048, 38605060, 61768096, 77210120, 154420240, 308840480]

約数ペア:

[(1, 308840480), (2, 154420240), (4, 77210120), (5, 61768096), (8, 38605060), (10, 30884048), (13, 23756960), (16, 19302530), (20, 15442024), (26, 11878480), (32, 9651265), (37, 8347040), (40, 7721012), (52, 5939240), (65, 4751392), (74, 4173520), (80, 3860506), (104, 2969620), (130, 2375696), (148, 2086760), (160, 1930253), (185, 1669408), (208, 1484810), (260, 1187848), (296, 1043380), (370, 834704), (416, 742405), (481, 642080), (520, 593924), (592, 521690), (740, 417352), (962, 321040), (1040, 296962), (1184, 260845), (1480, 208676), (1924, 160520), (2080, 148481), (2405, 128416), (2960, 104338), (3848, 80260), (4013, 76960), (4810, 64208), (5920, 52169), (7696, 40130), (8026, 38480), (9620, 32104), (15392, 20065), (16052, 19240)]