1902471660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{173267}}^1$

素因数の和:173343

約数の個数: 72

約数和(自身を含む): 5865468336

約数和(自身を除く): 3962996676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 173267, 346534, 519801, 693068, 866335, 1039602, 1559403, 1732670, 2079204, 2599005, 3118806, 3465340, 5198010, 6237612, 7797015, 10396020, 10569287, 15594030, 21138574, 31188060, 31707861, 42277148, 52846435, 63415722, 95123583, 105692870, 126831444, 158539305, 190247166, 211385740, 317078610, 380494332, 475617915, 634157220, 951235830, 1902471660]

約数ペア:

[(1, 1902471660), (2, 951235830), (3, 634157220), (4, 475617915), (5, 380494332), (6, 317078610), (9, 211385740), (10, 190247166), (12, 158539305), (15, 126831444), (18, 105692870), (20, 95123583), (30, 63415722), (36, 52846435), (45, 42277148), (60, 31707861), (61, 31188060), (90, 21138574), (122, 15594030), (180, 10569287), (183, 10396020), (244, 7797015), (305, 6237612), (366, 5198010), (549, 3465340), (610, 3118806), (732, 2599005), (915, 2079204), (1098, 1732670), (1220, 1559403), (1830, 1039602), (2196, 866335), (2745, 693068), (3660, 519801), (5490, 346534), (10980, 173267)]