72436680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 160

約数和(自身を含む): 247420800

約数和(自身を除く): 174984120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 79, 81, 90, 108, 120, 135, 158, 162, 180, 216, 237, 270, 283, 316, 324, 360, 395, 405, 474, 540, 566, 632, 648, 711, 790, 810, 849, 948, 1080, 1132, 1185, 1415, 1422, 1580, 1620, 1698, 1896, 2133, 2264, 2370, 2547, 2830, 2844, 3160, 3240, 3396, 3555, 4245, 4266, 4740, 5094, 5660, 5688, 6399, 6792, 7110, 7641, 8490, 8532, 9480, 10188, 10665, 11320, 12735, 12798, 14220, 15282, 16980, 17064, 20376, 21330, 22357, 22923, 25470, 25596, 28440, 30564, 31995, 33960, 38205, 42660, 44714, 45846, 50940, 51192, 61128, 63990, 67071, 76410, 85320, 89428, 91692, 101880, 111785, 114615, 127980, 134142, 152820, 178856, 183384, 201213, 223570, 229230, 255960, 268284, 305640, 335355, 402426, 447140, 458460, 536568, 603639, 670710, 804852, 894280, 916920, 1006065, 1207278, 1341420, 1609704, 1810917, 2012130, 2414556, 2682840, 3018195, 3621834, 4024260, 4829112, 6036390, 7243668, 8048520, 9054585, 12072780, 14487336, 18109170, 24145560, 36218340, 72436680]

約数ペア:

[(1, 72436680), (2, 36218340), (3, 24145560), (4, 18109170), (5, 14487336), (6, 12072780), (8, 9054585), (9, 8048520), (10, 7243668), (12, 6036390), (15, 4829112), (18, 4024260), (20, 3621834), (24, 3018195), (27, 2682840), (30, 2414556), (36, 2012130), (40, 1810917), (45, 1609704), (54, 1341420), (60, 1207278), (72, 1006065), (79, 916920), (81, 894280), (90, 804852), (108, 670710), (120, 603639), (135, 536568), (158, 458460), (162, 447140), (180, 402426), (216, 335355), (237, 305640), (270, 268284), (283, 255960), (316, 229230), (324, 223570), (360, 201213), (395, 183384), (405, 178856), (474, 152820), (540, 134142), (566, 127980), (632, 114615), (648, 111785), (711, 101880), (790, 91692), (810, 89428), (849, 85320), (948, 76410), (1080, 67071), (1132, 63990), (1185, 61128), (1415, 51192), (1422, 50940), (1580, 45846), (1620, 44714), (1698, 42660), (1896, 38205), (2133, 33960), (2264, 31995), (2370, 30564), (2547, 28440), (2830, 25596), (2844, 25470), (3160, 22923), (3240, 22357), (3396, 21330), (3555, 20376), (4245, 17064), (4266, 16980), (4740, 15282), (5094, 14220), (5660, 12798), (5688, 12735), (6399, 11320), (6792, 10665), (7110, 10188), (7641, 9480), (8490, 8532)]