13397580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^4\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 180

約数和(自身を含む): 48939072

約数和(自身を除く): 35541492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 155, 180, 186, 196, 210, 217, 245, 252, 279, 294, 310, 315, 343, 372, 420, 434, 441, 465, 490, 558, 588, 620, 630, 651, 686, 735, 868, 882, 930, 980, 1029, 1085, 1116, 1260, 1302, 1372, 1395, 1470, 1519, 1715, 1764, 1860, 1953, 2058, 2170, 2205, 2401, 2604, 2790, 2940, 3038, 3087, 3255, 3430, 3906, 4116, 4340, 4410, 4557, 4802, 5145, 5580, 6076, 6174, 6510, 6860, 7203, 7595, 7812, 8820, 9114, 9604, 9765, 10290, 10633, 12005, 12348, 13020, 13671, 14406, 15190, 15435, 18228, 19530, 20580, 21266, 21609, 22785, 24010, 27342, 28812, 30380, 30870, 31899, 36015, 39060, 42532, 43218, 45570, 48020, 53165, 54684, 61740, 63798, 68355, 72030, 74431, 86436, 91140, 95697, 106330, 108045, 127596, 136710, 144060, 148862, 159495, 191394, 212660, 216090, 223293, 273420, 297724, 318990, 372155, 382788, 432180, 446586, 478485, 637980, 669879, 744310, 893172, 956970, 1116465, 1339758, 1488620, 1913940, 2232930, 2679516, 3349395, 4465860, 6698790, 13397580]

約数ペア:

[(1, 13397580), (2, 6698790), (3, 4465860), (4, 3349395), (5, 2679516), (6, 2232930), (7, 1913940), (9, 1488620), (10, 1339758), (12, 1116465), (14, 956970), (15, 893172), (18, 744310), (20, 669879), (21, 637980), (28, 478485), (30, 446586), (31, 432180), (35, 382788), (36, 372155), (42, 318990), (45, 297724), (49, 273420), (60, 223293), (62, 216090), (63, 212660), (70, 191394), (84, 159495), (90, 148862), (93, 144060), (98, 136710), (105, 127596), (124, 108045), (126, 106330), (140, 95697), (147, 91140), (155, 86436), (180, 74431), (186, 72030), (196, 68355), (210, 63798), (217, 61740), (245, 54684), (252, 53165), (279, 48020), (294, 45570), (310, 43218), (315, 42532), (343, 39060), (372, 36015), (420, 31899), (434, 30870), (441, 30380), (465, 28812), (490, 27342), (558, 24010), (588, 22785), (620, 21609), (630, 21266), (651, 20580), (686, 19530), (735, 18228), (868, 15435), (882, 15190), (930, 14406), (980, 13671), (1029, 13020), (1085, 12348), (1116, 12005), (1260, 10633), (1302, 10290), (1372, 9765), (1395, 9604), (1470, 9114), (1519, 8820), (1715, 7812), (1764, 7595), (1860, 7203), (1953, 6860), (2058, 6510), (2170, 6174), (2205, 6076), (2401, 5580), (2604, 5145), (2790, 4802), (2940, 4557), (3038, 4410), (3087, 4340), (3255, 4116), (3430, 3906)]