78679320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{983}}^1$

素因数の和:1049

約数の個数: 128

約数和(自身を含む): 255052800

約数和(自身を除く): 176373480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 29, 30, 40, 46, 58, 60, 69, 87, 92, 115, 116, 120, 138, 145, 174, 184, 230, 232, 276, 290, 345, 348, 435, 460, 552, 580, 667, 690, 696, 870, 920, 983, 1160, 1334, 1380, 1740, 1966, 2001, 2668, 2760, 2949, 3335, 3480, 3932, 4002, 4915, 5336, 5898, 6670, 7864, 8004, 9830, 10005, 11796, 13340, 14745, 16008, 19660, 20010, 22609, 23592, 26680, 28507, 29490, 39320, 40020, 45218, 57014, 58980, 67827, 80040, 85521, 90436, 113045, 114028, 117960, 135654, 142535, 171042, 180872, 226090, 228056, 271308, 285070, 339135, 342084, 427605, 452180, 542616, 570140, 655661, 678270, 684168, 855210, 904360, 1140280, 1311322, 1356540, 1710420, 1966983, 2622644, 2713080, 3278305, 3420840, 3933966, 5245288, 6556610, 7867932, 9834915, 13113220, 15735864, 19669830, 26226440, 39339660, 78679320]

約数ペア:

[(1, 78679320), (2, 39339660), (3, 26226440), (4, 19669830), (5, 15735864), (6, 13113220), (8, 9834915), (10, 7867932), (12, 6556610), (15, 5245288), (20, 3933966), (23, 3420840), (24, 3278305), (29, 2713080), (30, 2622644), (40, 1966983), (46, 1710420), (58, 1356540), (60, 1311322), (69, 1140280), (87, 904360), (92, 855210), (115, 684168), (116, 678270), (120, 655661), (138, 570140), (145, 542616), (174, 452180), (184, 427605), (230, 342084), (232, 339135), (276, 285070), (290, 271308), (345, 228056), (348, 226090), (435, 180872), (460, 171042), (552, 142535), (580, 135654), (667, 117960), (690, 114028), (696, 113045), (870, 90436), (920, 85521), (983, 80040), (1160, 67827), (1334, 58980), (1380, 57014), (1740, 45218), (1966, 40020), (2001, 39320), (2668, 29490), (2760, 28507), (2949, 26680), (3335, 23592), (3480, 22609), (3932, 20010), (4002, 19660), (4915, 16008), (5336, 14745), (5898, 13340), (6670, 11796), (7864, 10005), (8004, 9830)]