237815676040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{659}}^1\times {\mathrm{1129}}^1$

素因数の和:1991

約数の個数: 128

約数和(自身を含む): 549326448000

約数和(自身を除く): 311510771960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 131, 244, 262, 305, 488, 524, 610, 655, 659, 1048, 1129, 1220, 1310, 1318, 2258, 2440, 2620, 2636, 3295, 4516, 5240, 5272, 5645, 6590, 7991, 9032, 11290, 13180, 15982, 22580, 26360, 31964, 39955, 40199, 45160, 63928, 68869, 79910, 80398, 86329, 137738, 147899, 159820, 160796, 172658, 200995, 275476, 295798, 319640, 321592, 344345, 345316, 401990, 431645, 550952, 591596, 688690, 690632, 739495, 744011, 803980, 863290, 1183192, 1377380, 1478990, 1488022, 1607960, 1726580, 2754760, 2957980, 2976044, 3453160, 3720055, 5266069, 5915960, 5952088, 7440110, 9021839, 10532138, 14880220, 18043678, 21064276, 26330345, 29760440, 36087356, 42128552, 45109195, 45384671, 52660690, 72174712, 90218390, 90769342, 97465441, 105321380, 180436780, 181538684, 194930882, 210642760, 226923355, 360873560, 363077368, 389861764, 453846710, 487327205, 779723528, 907693420, 974654410, 1815386840, 1949308820, 3898617640, 5945391901, 11890783802, 23781567604, 29726959505, 47563135208, 59453919010, 118907838020, 237815676040]

約数ペア:

[(1, 237815676040), (2, 118907838020), (4, 59453919010), (5, 47563135208), (8, 29726959505), (10, 23781567604), (20, 11890783802), (40, 5945391901), (61, 3898617640), (122, 1949308820), (131, 1815386840), (244, 974654410), (262, 907693420), (305, 779723528), (488, 487327205), (524, 453846710), (610, 389861764), (655, 363077368), (659, 360873560), (1048, 226923355), (1129, 210642760), (1220, 194930882), (1310, 181538684), (1318, 180436780), (2258, 105321380), (2440, 97465441), (2620, 90769342), (2636, 90218390), (3295, 72174712), (4516, 52660690), (5240, 45384671), (5272, 45109195), (5645, 42128552), (6590, 36087356), (7991, 29760440), (9032, 26330345), (11290, 21064276), (13180, 18043678), (15982, 14880220), (22580, 10532138), (26360, 9021839), (31964, 7440110), (39955, 5952088), (40199, 5915960), (45160, 5266069), (63928, 3720055), (68869, 3453160), (79910, 2976044), (80398, 2957980), (86329, 2754760), (137738, 1726580), (147899, 1607960), (159820, 1488022), (160796, 1478990), (172658, 1377380), (200995, 1183192), (275476, 863290), (295798, 803980), (319640, 744011), (321592, 739495), (344345, 690632), (345316, 688690), (401990, 591596), (431645, 550952)]