202723740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:612

約数の個数: 144

約数和(自身を含む): 643188000

約数和(自身を除く): 440464260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 61, 74, 90, 111, 122, 148, 180, 183, 185, 222, 244, 305, 333, 366, 370, 444, 499, 549, 555, 610, 666, 732, 740, 915, 998, 1098, 1110, 1220, 1332, 1497, 1665, 1830, 1996, 2196, 2220, 2257, 2495, 2745, 2994, 3330, 3660, 4491, 4514, 4990, 5490, 5988, 6660, 6771, 7485, 8982, 9028, 9980, 10980, 11285, 13542, 14970, 17964, 18463, 20313, 22455, 22570, 27084, 29940, 30439, 33855, 36926, 40626, 44910, 45140, 55389, 60878, 67710, 73852, 81252, 89820, 91317, 92315, 101565, 110778, 121756, 135420, 152195, 166167, 182634, 184630, 203130, 221556, 273951, 276945, 304390, 332334, 365268, 369260, 406260, 456585, 547902, 553890, 608780, 664668, 830835, 913170, 1095804, 1107780, 1126243, 1369755, 1661670, 1826340, 2252486, 2739510, 3323340, 3378729, 4504972, 5479020, 5631215, 6757458, 10136187, 11262430, 13514916, 16893645, 20272374, 22524860, 33787290, 40544748, 50680935, 67574580, 101361870, 202723740]

約数ペア:

[(1, 202723740), (2, 101361870), (3, 67574580), (4, 50680935), (5, 40544748), (6, 33787290), (9, 22524860), (10, 20272374), (12, 16893645), (15, 13514916), (18, 11262430), (20, 10136187), (30, 6757458), (36, 5631215), (37, 5479020), (45, 4504972), (60, 3378729), (61, 3323340), (74, 2739510), (90, 2252486), (111, 1826340), (122, 1661670), (148, 1369755), (180, 1126243), (183, 1107780), (185, 1095804), (222, 913170), (244, 830835), (305, 664668), (333, 608780), (366, 553890), (370, 547902), (444, 456585), (499, 406260), (549, 369260), (555, 365268), (610, 332334), (666, 304390), (732, 276945), (740, 273951), (915, 221556), (998, 203130), (1098, 184630), (1110, 182634), (1220, 166167), (1332, 152195), (1497, 135420), (1665, 121756), (1830, 110778), (1996, 101565), (2196, 92315), (2220, 91317), (2257, 89820), (2495, 81252), (2745, 73852), (2994, 67710), (3330, 60878), (3660, 55389), (4491, 45140), (4514, 44910), (4990, 40626), (5490, 36926), (5988, 33855), (6660, 30439), (6771, 29940), (7485, 27084), (8982, 22570), (9028, 22455), (9980, 20313), (10980, 18463), (11285, 17964), (13542, 14970)]