1640280060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{293957}}^1$

素因数の和:294003

約数の個数: 72

約数和(自身を含む): 5136034176

約数和(自身を除く): 3495754116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 293957, 587914, 881871, 1175828, 1469785, 1763742, 2645613, 2939570, 3527484, 4409355, 5291226, 5879140, 8818710, 9112667, 10582452, 13228065, 17637420, 18225334, 26456130, 27338001, 36450668, 45563335, 52912260, 54676002, 82014003, 91126670, 109352004, 136690005, 164028006, 182253340, 273380010, 328056012, 410070015, 546760020, 820140030, 1640280060]

約数ペア:

[(1, 1640280060), (2, 820140030), (3, 546760020), (4, 410070015), (5, 328056012), (6, 273380010), (9, 182253340), (10, 164028006), (12, 136690005), (15, 109352004), (18, 91126670), (20, 82014003), (30, 54676002), (31, 52912260), (36, 45563335), (45, 36450668), (60, 27338001), (62, 26456130), (90, 18225334), (93, 17637420), (124, 13228065), (155, 10582452), (180, 9112667), (186, 8818710), (279, 5879140), (310, 5291226), (372, 4409355), (465, 3527484), (558, 2939570), (620, 2645613), (930, 1763742), (1116, 1469785), (1395, 1175828), (1860, 881871), (2790, 587914), (5580, 293957)]