450611980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 192

約数和(自身を含む): 1248629760

約数和(自身を除く): 798017780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 83, 91, 95, 130, 133, 140, 157, 166, 182, 190, 247, 260, 266, 314, 332, 364, 380, 415, 455, 494, 532, 581, 628, 665, 785, 830, 910, 988, 1079, 1099, 1162, 1235, 1330, 1570, 1577, 1660, 1729, 1820, 2041, 2158, 2198, 2324, 2470, 2660, 2905, 2983, 3140, 3154, 3458, 4082, 4316, 4396, 4940, 5395, 5495, 5810, 5966, 6308, 6916, 7553, 7885, 8164, 8645, 10205, 10790, 10990, 11039, 11620, 11932, 13031, 14287, 14915, 15106, 15770, 17290, 20410, 20501, 20881, 21580, 21980, 22078, 26062, 28574, 29830, 30212, 31540, 34580, 37765, 38779, 40820, 41002, 41762, 44156, 52124, 55195, 57148, 59660, 65155, 71435, 75530, 77558, 82004, 83524, 91217, 102505, 104405, 110390, 130310, 142870, 143507, 151060, 155116, 169403, 182434, 193895, 205010, 208810, 220780, 247589, 260620, 271453, 285740, 287014, 338806, 364868, 387790, 410020, 417620, 456085, 495178, 542906, 574028, 677612, 717535, 775580, 847015, 912170, 990356, 1085812, 1185821, 1237945, 1357265, 1435070, 1694030, 1733123, 1824340, 2371642, 2475890, 2714530, 2870140, 3218657, 3388060, 3466246, 4743284, 4951780, 5429060, 5929105, 6437314, 6932492, 8665615, 11858210, 12874628, 16093285, 17331230, 22530599, 23716420, 32186570, 34662460, 45061198, 64373140, 90122396, 112652995, 225305990, 450611980]

約数ペア:

[(1, 450611980), (2, 225305990), (4, 112652995), (5, 90122396), (7, 64373140), (10, 45061198), (13, 34662460), (14, 32186570), (19, 23716420), (20, 22530599), (26, 17331230), (28, 16093285), (35, 12874628), (38, 11858210), (52, 8665615), (65, 6932492), (70, 6437314), (76, 5929105), (83, 5429060), (91, 4951780), (95, 4743284), (130, 3466246), (133, 3388060), (140, 3218657), (157, 2870140), (166, 2714530), (182, 2475890), (190, 2371642), (247, 1824340), (260, 1733123), (266, 1694030), (314, 1435070), (332, 1357265), (364, 1237945), (380, 1185821), (415, 1085812), (455, 990356), (494, 912170), (532, 847015), (581, 775580), (628, 717535), (665, 677612), (785, 574028), (830, 542906), (910, 495178), (988, 456085), (1079, 417620), (1099, 410020), (1162, 387790), (1235, 364868), (1330, 338806), (1570, 287014), (1577, 285740), (1660, 271453), (1729, 260620), (1820, 247589), (2041, 220780), (2158, 208810), (2198, 205010), (2324, 193895), (2470, 182434), (2660, 169403), (2905, 155116), (2983, 151060), (3140, 143507), (3154, 142870), (3458, 130310), (4082, 110390), (4316, 104405), (4396, 102505), (4940, 91217), (5395, 83524), (5495, 82004), (5810, 77558), (5966, 75530), (6308, 71435), (6916, 65155), (7553, 59660), (7885, 57148), (8164, 55195), (8645, 52124), (10205, 44156), (10790, 41762), (10990, 41002), (11039, 40820), (11620, 38779), (11932, 37765), (13031, 34580), (14287, 31540), (14915, 30212), (15106, 29830), (15770, 28574), (17290, 26062), (20410, 22078), (20501, 21980), (20881, 21580)]