78205080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 243233280

約数和(自身を除く): 165028200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 71, 120, 134, 137, 142, 201, 213, 268, 274, 284, 335, 355, 402, 411, 426, 536, 548, 568, 670, 685, 710, 804, 822, 852, 1005, 1065, 1096, 1340, 1370, 1420, 1608, 1644, 1704, 2010, 2055, 2130, 2680, 2740, 2840, 3288, 4020, 4110, 4260, 4757, 5480, 8040, 8220, 8520, 9179, 9514, 9727, 14271, 16440, 18358, 19028, 19454, 23785, 27537, 28542, 29181, 36716, 38056, 38908, 45895, 47570, 48635, 55074, 57084, 58362, 71355, 73432, 77816, 91790, 95140, 97270, 110148, 114168, 116724, 137685, 142710, 145905, 183580, 190280, 194540, 220296, 233448, 275370, 285420, 291810, 367160, 389080, 550740, 570840, 583620, 651709, 1101480, 1167240, 1303418, 1955127, 2606836, 3258545, 3910254, 5213672, 6517090, 7820508, 9775635, 13034180, 15641016, 19551270, 26068360, 39102540, 78205080]

約数ペア:

[(1, 78205080), (2, 39102540), (3, 26068360), (4, 19551270), (5, 15641016), (6, 13034180), (8, 9775635), (10, 7820508), (12, 6517090), (15, 5213672), (20, 3910254), (24, 3258545), (30, 2606836), (40, 1955127), (60, 1303418), (67, 1167240), (71, 1101480), (120, 651709), (134, 583620), (137, 570840), (142, 550740), (201, 389080), (213, 367160), (268, 291810), (274, 285420), (284, 275370), (335, 233448), (355, 220296), (402, 194540), (411, 190280), (426, 183580), (536, 145905), (548, 142710), (568, 137685), (670, 116724), (685, 114168), (710, 110148), (804, 97270), (822, 95140), (852, 91790), (1005, 77816), (1065, 73432), (1096, 71355), (1340, 58362), (1370, 57084), (1420, 55074), (1608, 48635), (1644, 47570), (1704, 45895), (2010, 38908), (2055, 38056), (2130, 36716), (2680, 29181), (2740, 28542), (2840, 27537), (3288, 23785), (4020, 19454), (4110, 19028), (4260, 18358), (4757, 16440), (5480, 14271), (8040, 9727), (8220, 9514), (8520, 9179)]