420153840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30713}}^1$

素因数の和:30751

約数の個数: 120

約数和(自身を含む): 1485329040

約数和(自身を除く): 1065175200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 30713, 61426, 92139, 122852, 153565, 184278, 245704, 276417, 307130, 368556, 460695, 491408, 552834, 583547, 614260, 737112, 921390, 1105668, 1167094, 1228520, 1382085, 1474224, 1750641, 1842780, 2211336, 2334188, 2457040, 2764170, 2917735, 3501282, 3685560, 4422672, 4668376, 5251923, 5528340, 5835470, 7002564, 7371120, 8753205, 9336752, 10503846, 11056680, 11670940, 14005128, 17506410, 21007692, 22113360, 23341880, 26259615, 28010256, 35012820, 42015384, 46683760, 52519230, 70025640, 84030768, 105038460, 140051280, 210076920, 420153840]

約数ペア:

[(1, 420153840), (2, 210076920), (3, 140051280), (4, 105038460), (5, 84030768), (6, 70025640), (8, 52519230), (9, 46683760), (10, 42015384), (12, 35012820), (15, 28010256), (16, 26259615), (18, 23341880), (19, 22113360), (20, 21007692), (24, 17506410), (30, 14005128), (36, 11670940), (38, 11056680), (40, 10503846), (45, 9336752), (48, 8753205), (57, 7371120), (60, 7002564), (72, 5835470), (76, 5528340), (80, 5251923), (90, 4668376), (95, 4422672), (114, 3685560), (120, 3501282), (144, 2917735), (152, 2764170), (171, 2457040), (180, 2334188), (190, 2211336), (228, 1842780), (240, 1750641), (285, 1474224), (304, 1382085), (342, 1228520), (360, 1167094), (380, 1105668), (456, 921390), (570, 737112), (684, 614260), (720, 583547), (760, 552834), (855, 491408), (912, 460695), (1140, 368556), (1368, 307130), (1520, 276417), (1710, 245704), (2280, 184278), (2736, 153565), (3420, 122852), (4560, 92139), (6840, 61426), (13680, 30713)]