15539940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 52743600

約数和(自身を除く): 37203660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 45, 52, 58, 60, 65, 78, 87, 90, 116, 117, 130, 145, 156, 174, 180, 195, 229, 234, 260, 261, 290, 348, 377, 390, 435, 458, 468, 522, 580, 585, 687, 754, 780, 870, 916, 1044, 1131, 1145, 1170, 1305, 1374, 1508, 1740, 1885, 2061, 2262, 2290, 2340, 2610, 2748, 2977, 3393, 3435, 3770, 4122, 4524, 4580, 5220, 5655, 5954, 6641, 6786, 6870, 7540, 8244, 8931, 10305, 11310, 11908, 13282, 13572, 13740, 14885, 16965, 17862, 19923, 20610, 22620, 26564, 26793, 29770, 33205, 33930, 35724, 39846, 41220, 44655, 53586, 59540, 59769, 66410, 67860, 79692, 86333, 89310, 99615, 107172, 119538, 132820, 133965, 172666, 178620, 199230, 239076, 258999, 267930, 298845, 345332, 398460, 431665, 517998, 535860, 597690, 776997, 863330, 1035996, 1195380, 1294995, 1553994, 1726660, 2589990, 3107988, 3884985, 5179980, 7769970, 15539940]

約数ペア:

[(1, 15539940), (2, 7769970), (3, 5179980), (4, 3884985), (5, 3107988), (6, 2589990), (9, 1726660), (10, 1553994), (12, 1294995), (13, 1195380), (15, 1035996), (18, 863330), (20, 776997), (26, 597690), (29, 535860), (30, 517998), (36, 431665), (39, 398460), (45, 345332), (52, 298845), (58, 267930), (60, 258999), (65, 239076), (78, 199230), (87, 178620), (90, 172666), (116, 133965), (117, 132820), (130, 119538), (145, 107172), (156, 99615), (174, 89310), (180, 86333), (195, 79692), (229, 67860), (234, 66410), (260, 59769), (261, 59540), (290, 53586), (348, 44655), (377, 41220), (390, 39846), (435, 35724), (458, 33930), (468, 33205), (522, 29770), (580, 26793), (585, 26564), (687, 22620), (754, 20610), (780, 19923), (870, 17862), (916, 16965), (1044, 14885), (1131, 13740), (1145, 13572), (1170, 13282), (1305, 11908), (1374, 11310), (1508, 10305), (1740, 8931), (1885, 8244), (2061, 7540), (2262, 6870), (2290, 6786), (2340, 6641), (2610, 5954), (2748, 5655), (2977, 5220), (3393, 4580), (3435, 4524), (3770, 4122)]