74967840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:759

約数の個数: 144

約数和(自身を含む): 259459200

約数和(自身を除く): 184491360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 632, 659, 711, 720, 790, 948, 1185, 1264, 1318, 1422, 1440, 1580, 1896, 1977, 2370, 2528, 2636, 2844, 3160, 3295, 3555, 3792, 3954, 4740, 5272, 5688, 5931, 6320, 6590, 7110, 7584, 7908, 9480, 9885, 10544, 11376, 11862, 12640, 13180, 14220, 15816, 18960, 19770, 21088, 22752, 23724, 26360, 28440, 29655, 31632, 37920, 39540, 47448, 52061, 52720, 56880, 59310, 63264, 79080, 94896, 104122, 105440, 113760, 118620, 156183, 158160, 189792, 208244, 237240, 260305, 312366, 316320, 416488, 468549, 474480, 520610, 624732, 780915, 832976, 937098, 948960, 1041220, 1249464, 1561830, 1665952, 1874196, 2082440, 2342745, 2498928, 3123660, 3748392, 4164880, 4685490, 4997856, 6247320, 7496784, 8329760, 9370980, 12494640, 14993568, 18741960, 24989280, 37483920, 74967840]

約数ペア:

[(1, 74967840), (2, 37483920), (3, 24989280), (4, 18741960), (5, 14993568), (6, 12494640), (8, 9370980), (9, 8329760), (10, 7496784), (12, 6247320), (15, 4997856), (16, 4685490), (18, 4164880), (20, 3748392), (24, 3123660), (30, 2498928), (32, 2342745), (36, 2082440), (40, 1874196), (45, 1665952), (48, 1561830), (60, 1249464), (72, 1041220), (79, 948960), (80, 937098), (90, 832976), (96, 780915), (120, 624732), (144, 520610), (158, 474480), (160, 468549), (180, 416488), (237, 316320), (240, 312366), (288, 260305), (316, 237240), (360, 208244), (395, 189792), (474, 158160), (480, 156183), (632, 118620), (659, 113760), (711, 105440), (720, 104122), (790, 94896), (948, 79080), (1185, 63264), (1264, 59310), (1318, 56880), (1422, 52720), (1440, 52061), (1580, 47448), (1896, 39540), (1977, 37920), (2370, 31632), (2528, 29655), (2636, 28440), (2844, 26360), (3160, 23724), (3295, 22752), (3555, 21088), (3792, 19770), (3954, 18960), (4740, 15816), (5272, 14220), (5688, 13180), (5931, 12640), (6320, 11862), (6590, 11376), (7110, 10544), (7584, 9885), (7908, 9480)]