215199180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{2711}}^1$

素因数の和:2746

約数の個数: 180

約数和(自身を含む): 785595888

約数和(自身を除く): 570396708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2205, 2268, 2646, 2711, 2835, 2940, 3780, 3969, 4410, 5292, 5422, 5670, 6615, 7938, 8133, 8820, 10844, 11340, 13230, 13555, 15876, 16266, 18977, 19845, 24399, 26460, 27110, 32532, 37954, 39690, 40665, 48798, 54220, 56931, 73197, 75908, 79380, 81330, 94885, 97596, 113862, 121995, 132839, 146394, 162660, 170793, 189770, 219591, 227724, 243990, 265678, 284655, 292788, 341586, 365985, 379540, 398517, 439182, 487980, 512379, 531356, 569310, 664195, 683172, 731970, 797034, 853965, 878364, 1024758, 1097955, 1138620, 1195551, 1328390, 1463940, 1537137, 1594068, 1707930, 1992585, 2049516, 2195910, 2391102, 2561895, 2656780, 3074274, 3415860, 3586653, 3985170, 4391820, 4782204, 5123790, 5977755, 6148548, 7173306, 7685685, 7970340, 10247580, 10759959, 11955510, 14346612, 15371370, 17933265, 21519918, 23911020, 30742740, 35866530, 43039836, 53799795, 71733060, 107599590, 215199180]

約数ペア:

[(1, 215199180), (2, 107599590), (3, 71733060), (4, 53799795), (5, 43039836), (6, 35866530), (7, 30742740), (9, 23911020), (10, 21519918), (12, 17933265), (14, 15371370), (15, 14346612), (18, 11955510), (20, 10759959), (21, 10247580), (27, 7970340), (28, 7685685), (30, 7173306), (35, 6148548), (36, 5977755), (42, 5123790), (45, 4782204), (49, 4391820), (54, 3985170), (60, 3586653), (63, 3415860), (70, 3074274), (81, 2656780), (84, 2561895), (90, 2391102), (98, 2195910), (105, 2049516), (108, 1992585), (126, 1707930), (135, 1594068), (140, 1537137), (147, 1463940), (162, 1328390), (180, 1195551), (189, 1138620), (196, 1097955), (210, 1024758), (245, 878364), (252, 853965), (270, 797034), (294, 731970), (315, 683172), (324, 664195), (378, 569310), (405, 531356), (420, 512379), (441, 487980), (490, 439182), (540, 398517), (567, 379540), (588, 365985), (630, 341586), (735, 292788), (756, 284655), (810, 265678), (882, 243990), (945, 227724), (980, 219591), (1134, 189770), (1260, 170793), (1323, 162660), (1470, 146394), (1620, 132839), (1764, 121995), (1890, 113862), (2205, 97596), (2268, 94885), (2646, 81330), (2711, 79380), (2835, 75908), (2940, 73197), (3780, 56931), (3969, 54220), (4410, 48798), (5292, 40665), (5422, 39690), (5670, 37954), (6615, 32532), (7938, 27110), (8133, 26460), (8820, 24399), (10844, 19845), (11340, 18977), (13230, 16266), (13555, 15876)]