405444780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173267}}^1$

素因数の和:173295

約数の個数: 72

約数和(自身を含む): 1324460592

約数和(自身を除く): 919015812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 173267, 346534, 519801, 693068, 866335, 1039602, 1559403, 1732670, 2079204, 2252471, 2599005, 3118806, 3465340, 4504942, 5198010, 6237612, 6757413, 7797015, 9009884, 10396020, 11262355, 13514826, 15594030, 20272239, 22524710, 27029652, 31188060, 33787065, 40544478, 45049420, 67574130, 81088956, 101361195, 135148260, 202722390, 405444780]

約数ペア:

[(1, 405444780), (2, 202722390), (3, 135148260), (4, 101361195), (5, 81088956), (6, 67574130), (9, 45049420), (10, 40544478), (12, 33787065), (13, 31188060), (15, 27029652), (18, 22524710), (20, 20272239), (26, 15594030), (30, 13514826), (36, 11262355), (39, 10396020), (45, 9009884), (52, 7797015), (60, 6757413), (65, 6237612), (78, 5198010), (90, 4504942), (117, 3465340), (130, 3118806), (156, 2599005), (180, 2252471), (195, 2079204), (234, 1732670), (260, 1559403), (390, 1039602), (468, 866335), (585, 693068), (780, 519801), (1170, 346534), (2340, 173267)]