18301876920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{140827}}^1$

素因数の和:140882

約数の個数: 144

約数和(自身を含む): 62776897560

約数和(自身を除く): 44475020640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 361, 380, 456, 570, 684, 722, 760, 855, 1083, 1140, 1368, 1444, 1710, 1805, 2166, 2280, 2888, 3249, 3420, 3610, 4332, 5415, 6498, 6840, 7220, 8664, 10830, 12996, 14440, 16245, 21660, 25992, 32490, 43320, 64980, 129960, 140827, 281654, 422481, 563308, 704135, 844962, 1126616, 1267443, 1408270, 1689924, 2112405, 2534886, 2675713, 2816540, 3379848, 4224810, 5069772, 5351426, 5633080, 6337215, 8027139, 8449620, 10139544, 10702852, 12674430, 13378565, 16054278, 16899240, 21405704, 24081417, 25348860, 26757130, 32108556, 40135695, 48162834, 50697720, 50838547, 53514260, 64217112, 80271390, 96325668, 101677094, 107028520, 120407085, 152515641, 160542780, 192651336, 203354188, 240814170, 254192735, 305031282, 321085560, 406708376, 457546923, 481628340, 508385470, 610062564, 762578205, 915093846, 963256680, 1016770940, 1220125128, 1525156410, 1830187692, 2033541880, 2287734615, 3050312820, 3660375384, 4575469230, 6100625640, 9150938460, 18301876920]

約数ペア:

[(1, 18301876920), (2, 9150938460), (3, 6100625640), (4, 4575469230), (5, 3660375384), (6, 3050312820), (8, 2287734615), (9, 2033541880), (10, 1830187692), (12, 1525156410), (15, 1220125128), (18, 1016770940), (19, 963256680), (20, 915093846), (24, 762578205), (30, 610062564), (36, 508385470), (38, 481628340), (40, 457546923), (45, 406708376), (57, 321085560), (60, 305031282), (72, 254192735), (76, 240814170), (90, 203354188), (95, 192651336), (114, 160542780), (120, 152515641), (152, 120407085), (171, 107028520), (180, 101677094), (190, 96325668), (228, 80271390), (285, 64217112), (342, 53514260), (360, 50838547), (361, 50697720), (380, 48162834), (456, 40135695), (570, 32108556), (684, 26757130), (722, 25348860), (760, 24081417), (855, 21405704), (1083, 16899240), (1140, 16054278), (1368, 13378565), (1444, 12674430), (1710, 10702852), (1805, 10139544), (2166, 8449620), (2280, 8027139), (2888, 6337215), (3249, 5633080), (3420, 5351426), (3610, 5069772), (4332, 4224810), (5415, 3379848), (6498, 2816540), (6840, 2675713), (7220, 2534886), (8664, 2112405), (10830, 1689924), (12996, 1408270), (14440, 1267443), (16245, 1126616), (21660, 844962), (25992, 704135), (32490, 563308), (43320, 422481), (64980, 281654), (129960, 140827)]