201440820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:442

約数の個数: 192

約数和(自身を含む): 692375040

約数和(自身を除く): 490934220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 89, 102, 105, 119, 140, 170, 178, 204, 210, 238, 255, 267, 317, 340, 356, 357, 420, 445, 476, 510, 534, 595, 623, 634, 714, 890, 951, 1020, 1068, 1190, 1246, 1268, 1335, 1428, 1513, 1585, 1780, 1785, 1869, 1902, 2219, 2380, 2492, 2670, 3026, 3115, 3170, 3570, 3738, 3804, 4438, 4539, 4755, 5340, 5389, 6052, 6230, 6340, 6657, 7140, 7476, 7565, 8876, 9078, 9345, 9510, 10591, 10778, 11095, 12460, 13314, 15130, 16167, 18156, 18690, 19020, 21182, 21556, 22190, 22695, 26628, 26945, 28213, 30260, 31773, 32334, 33285, 37380, 37723, 42364, 44380, 45390, 52955, 53890, 56426, 63546, 64668, 66570, 75446, 80835, 84639, 90780, 105910, 107780, 112852, 113169, 127092, 133140, 141065, 150892, 158865, 161670, 169278, 188615, 197491, 211820, 226338, 282130, 317730, 323340, 338556, 377230, 394982, 423195, 452676, 479621, 564260, 565845, 592473, 635460, 754460, 789964, 846390, 959242, 987455, 1131690, 1184946, 1438863, 1692780, 1918484, 1974910, 2263380, 2369892, 2398105, 2877726, 2962365, 3357347, 3949820, 4796210, 5755452, 5924730, 6714694, 7194315, 9592420, 10072041, 11849460, 13429388, 14388630, 16786735, 20144082, 28777260, 33573470, 40288164, 50360205, 67146940, 100720410, 201440820]

約数ペア:

[(1, 201440820), (2, 100720410), (3, 67146940), (4, 50360205), (5, 40288164), (6, 33573470), (7, 28777260), (10, 20144082), (12, 16786735), (14, 14388630), (15, 13429388), (17, 11849460), (20, 10072041), (21, 9592420), (28, 7194315), (30, 6714694), (34, 5924730), (35, 5755452), (42, 4796210), (51, 3949820), (60, 3357347), (68, 2962365), (70, 2877726), (84, 2398105), (85, 2369892), (89, 2263380), (102, 1974910), (105, 1918484), (119, 1692780), (140, 1438863), (170, 1184946), (178, 1131690), (204, 987455), (210, 959242), (238, 846390), (255, 789964), (267, 754460), (317, 635460), (340, 592473), (356, 565845), (357, 564260), (420, 479621), (445, 452676), (476, 423195), (510, 394982), (534, 377230), (595, 338556), (623, 323340), (634, 317730), (714, 282130), (890, 226338), (951, 211820), (1020, 197491), (1068, 188615), (1190, 169278), (1246, 161670), (1268, 158865), (1335, 150892), (1428, 141065), (1513, 133140), (1585, 127092), (1780, 113169), (1785, 112852), (1869, 107780), (1902, 105910), (2219, 90780), (2380, 84639), (2492, 80835), (2670, 75446), (3026, 66570), (3115, 64668), (3170, 63546), (3570, 56426), (3738, 53890), (3804, 52955), (4438, 45390), (4539, 44380), (4755, 42364), (5340, 37723), (5389, 37380), (6052, 33285), (6230, 32334), (6340, 31773), (6657, 30260), (7140, 28213), (7476, 26945), (7565, 26628), (8876, 22695), (9078, 22190), (9345, 21556), (9510, 21182), (10591, 19020), (10778, 18690), (11095, 18156), (12460, 16167), (13314, 15130)]