2018615900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 5123005440

約数和(自身を除く): 3104389540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 79, 100, 140, 158, 173, 175, 211, 316, 346, 350, 395, 422, 553, 692, 700, 790, 844, 865, 1055, 1106, 1211, 1477, 1580, 1730, 1975, 2110, 2212, 2422, 2765, 2954, 3460, 3950, 4220, 4325, 4844, 5275, 5530, 5908, 6055, 7385, 7900, 8650, 10550, 11060, 12110, 13667, 13825, 14770, 16669, 17300, 21100, 24220, 27334, 27650, 29540, 30275, 33338, 36503, 36925, 54668, 55300, 60550, 66676, 68335, 73006, 73850, 83345, 95669, 116683, 121100, 136670, 146012, 147700, 166690, 182515, 191338, 233366, 255521, 273340, 333380, 341675, 365030, 382676, 416725, 466732, 478345, 511042, 583415, 683350, 730060, 833450, 912575, 956690, 1022084, 1166830, 1277605, 1366700, 1666900, 1825150, 1913380, 2333660, 2391725, 2555210, 2883737, 2917075, 3650300, 4783450, 5110420, 5767474, 5834150, 6388025, 9566900, 11534948, 11668300, 12776050, 14418685, 20186159, 25552100, 28837370, 40372318, 57674740, 72093425, 80744636, 100930795, 144186850, 201861590, 288373700, 403723180, 504653975, 1009307950, 2018615900]

約数ペア:

[(1, 2018615900), (2, 1009307950), (4, 504653975), (5, 403723180), (7, 288373700), (10, 201861590), (14, 144186850), (20, 100930795), (25, 80744636), (28, 72093425), (35, 57674740), (50, 40372318), (70, 28837370), (79, 25552100), (100, 20186159), (140, 14418685), (158, 12776050), (173, 11668300), (175, 11534948), (211, 9566900), (316, 6388025), (346, 5834150), (350, 5767474), (395, 5110420), (422, 4783450), (553, 3650300), (692, 2917075), (700, 2883737), (790, 2555210), (844, 2391725), (865, 2333660), (1055, 1913380), (1106, 1825150), (1211, 1666900), (1477, 1366700), (1580, 1277605), (1730, 1166830), (1975, 1022084), (2110, 956690), (2212, 912575), (2422, 833450), (2765, 730060), (2954, 683350), (3460, 583415), (3950, 511042), (4220, 478345), (4325, 466732), (4844, 416725), (5275, 382676), (5530, 365030), (5908, 341675), (6055, 333380), (7385, 273340), (7900, 255521), (8650, 233366), (10550, 191338), (11060, 182515), (12110, 166690), (13667, 147700), (13825, 146012), (14770, 136670), (16669, 121100), (17300, 116683), (21100, 95669), (24220, 83345), (27334, 73850), (27650, 73006), (29540, 68335), (30275, 66676), (33338, 60550), (36503, 55300), (36925, 54668)]