39915180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 129153024

約数和(自身を除く): 89237844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 191, 215, 243, 258, 270, 324, 382, 387, 405, 430, 486, 516, 540, 573, 645, 764, 774, 810, 860, 955, 972, 1146, 1161, 1215, 1290, 1548, 1620, 1719, 1910, 1935, 2292, 2322, 2430, 2580, 2865, 3438, 3483, 3820, 3870, 4644, 4860, 5157, 5730, 5805, 6876, 6966, 7740, 8213, 8595, 10314, 10449, 11460, 11610, 13932, 15471, 16426, 17190, 17415, 20628, 20898, 23220, 24639, 25785, 30942, 32852, 34380, 34830, 41065, 41796, 46413, 49278, 51570, 52245, 61884, 69660, 73917, 77355, 82130, 92826, 98556, 103140, 104490, 123195, 147834, 154710, 164260, 185652, 208980, 221751, 232065, 246390, 295668, 309420, 369585, 443502, 464130, 492780, 665253, 739170, 887004, 928260, 1108755, 1330506, 1478340, 1995759, 2217510, 2661012, 3326265, 3991518, 4435020, 6652530, 7983036, 9978795, 13305060, 19957590, 39915180]

約数ペア:

[(1, 39915180), (2, 19957590), (3, 13305060), (4, 9978795), (5, 7983036), (6, 6652530), (9, 4435020), (10, 3991518), (12, 3326265), (15, 2661012), (18, 2217510), (20, 1995759), (27, 1478340), (30, 1330506), (36, 1108755), (43, 928260), (45, 887004), (54, 739170), (60, 665253), (81, 492780), (86, 464130), (90, 443502), (108, 369585), (129, 309420), (135, 295668), (162, 246390), (172, 232065), (180, 221751), (191, 208980), (215, 185652), (243, 164260), (258, 154710), (270, 147834), (324, 123195), (382, 104490), (387, 103140), (405, 98556), (430, 92826), (486, 82130), (516, 77355), (540, 73917), (573, 69660), (645, 61884), (764, 52245), (774, 51570), (810, 49278), (860, 46413), (955, 41796), (972, 41065), (1146, 34830), (1161, 34380), (1215, 32852), (1290, 30942), (1548, 25785), (1620, 24639), (1719, 23220), (1910, 20898), (1935, 20628), (2292, 17415), (2322, 17190), (2430, 16426), (2580, 15471), (2865, 13932), (3438, 11610), (3483, 11460), (3820, 10449), (3870, 10314), (4644, 8595), (4860, 8213), (5157, 7740), (5730, 6966), (5805, 6876)]