220785840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:548

約数の個数: 240

約数和(自身を含む): 823938336

約数和(自身を除く): 603152496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 61, 66, 72, 80, 88, 90, 99, 110, 120, 122, 132, 144, 165, 176, 180, 183, 198, 220, 240, 244, 264, 305, 330, 360, 366, 396, 440, 457, 488, 495, 528, 549, 610, 660, 671, 720, 732, 792, 880, 914, 915, 976, 990, 1098, 1220, 1320, 1342, 1371, 1464, 1584, 1828, 1830, 1980, 2013, 2196, 2285, 2440, 2640, 2684, 2742, 2745, 2928, 3355, 3656, 3660, 3960, 4026, 4113, 4392, 4570, 4880, 5027, 5368, 5484, 5490, 6039, 6710, 6855, 7312, 7320, 7920, 8052, 8226, 8784, 9140, 10054, 10065, 10736, 10968, 10980, 12078, 13420, 13710, 14640, 15081, 16104, 16452, 18280, 20108, 20130, 20565, 21936, 21960, 24156, 25135, 26840, 27420, 27877, 30162, 30195, 32208, 32904, 36560, 40216, 40260, 41130, 43920, 45243, 48312, 50270, 53680, 54840, 55754, 60324, 60390, 65808, 75405, 80432, 80520, 82260, 83631, 90486, 96624, 100540, 109680, 111508, 120648, 120780, 139385, 150810, 161040, 164520, 167262, 180972, 201080, 223016, 226215, 241296, 241560, 250893, 278770, 301620, 306647, 329040, 334524, 361944, 402160, 418155, 446032, 452430, 483120, 501786, 557540, 603240, 613294, 669048, 723888, 836310, 904860, 919941, 1003572, 1115080, 1206480, 1226588, 1254465, 1338096, 1533235, 1672620, 1809720, 1839882, 2007144, 2230160, 2453176, 2508930, 2759823, 3066470, 3345240, 3619440, 3679764, 4014288, 4599705, 4906352, 5017860, 5519646, 6132940, 6690480, 7359528, 9199410, 10035720, 11039292, 12265880, 13799115, 14719056, 18398820, 20071440, 22078584, 24531760, 27598230, 36797640, 44157168, 55196460, 73595280, 110392920, 220785840]

約数ペア:

[(1, 220785840), (2, 110392920), (3, 73595280), (4, 55196460), (5, 44157168), (6, 36797640), (8, 27598230), (9, 24531760), (10, 22078584), (11, 20071440), (12, 18398820), (15, 14719056), (16, 13799115), (18, 12265880), (20, 11039292), (22, 10035720), (24, 9199410), (30, 7359528), (33, 6690480), (36, 6132940), (40, 5519646), (44, 5017860), (45, 4906352), (48, 4599705), (55, 4014288), (60, 3679764), (61, 3619440), (66, 3345240), (72, 3066470), (80, 2759823), (88, 2508930), (90, 2453176), (99, 2230160), (110, 2007144), (120, 1839882), (122, 1809720), (132, 1672620), (144, 1533235), (165, 1338096), (176, 1254465), (180, 1226588), (183, 1206480), (198, 1115080), (220, 1003572), (240, 919941), (244, 904860), (264, 836310), (305, 723888), (330, 669048), (360, 613294), (366, 603240), (396, 557540), (440, 501786), (457, 483120), (488, 452430), (495, 446032), (528, 418155), (549, 402160), (610, 361944), (660, 334524), (671, 329040), (720, 306647), (732, 301620), (792, 278770), (880, 250893), (914, 241560), (915, 241296), (976, 226215), (990, 223016), (1098, 201080), (1220, 180972), (1320, 167262), (1342, 164520), (1371, 161040), (1464, 150810), (1584, 139385), (1828, 120780), (1830, 120648), (1980, 111508), (2013, 109680), (2196, 100540), (2285, 96624), (2440, 90486), (2640, 83631), (2684, 82260), (2742, 80520), (2745, 80432), (2928, 75405), (3355, 65808), (3656, 60390), (3660, 60324), (3960, 55754), (4026, 54840), (4113, 53680), (4392, 50270), (4570, 48312), (4880, 45243), (5027, 43920), (5368, 41130), (5484, 40260), (5490, 40216), (6039, 36560), (6710, 32904), (6855, 32208), (7312, 30195), (7320, 30162), (7920, 27877), (8052, 27420), (8226, 26840), (8784, 25135), (9140, 24156), (10054, 21960), (10065, 21936), (10736, 20565), (10968, 20130), (10980, 20108), (12078, 18280), (13420, 16452), (13710, 16104), (14640, 15081)]