40990320

素因数分解:

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

素因数の和:2740

約数の個数: 160

約数和(自身を含む): 161418240

約数和(自身を除く): 120427920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 2711, 3024, 3780, 5040, 5422, 7560, 8133, 10844, 13555, 15120, 16266, 18977, 21688, 24399, 27110, 32532, 37954, 40665, 43376, 48798, 54220, 56931, 65064, 73197, 75908, 81330, 94885, 97596, 108440, 113862, 121995, 130128, 146394, 151816, 162660, 170793, 189770, 195192, 216880, 227724, 243990, 284655, 292788, 303632, 325320, 341586, 365985, 379540, 390384, 455448, 487980, 512379, 569310, 585576, 650640, 683172, 731970, 759080, 853965, 910896, 975960, 1024758, 1138620, 1171152, 1366344, 1463940, 1518160, 1707930, 1951920, 2049516, 2277240, 2561895, 2732688, 2927880, 3415860, 4099032, 4554480, 5123790, 5855760, 6831720, 8198064, 10247580, 13663440, 20495160, 40990320]

約数ペア:

[(1, 40990320), (2, 20495160), (3, 13663440), (4, 10247580), (5, 8198064), (6, 6831720), (7, 5855760), (8, 5123790), (9, 4554480), (10, 4099032), (12, 3415860), (14, 2927880), (15, 2732688), (16, 2561895), (18, 2277240), (20, 2049516), (21, 1951920), (24, 1707930), (27, 1518160), (28, 1463940), (30, 1366344), (35, 1171152), (36, 1138620), (40, 1024758), (42, 975960), (45, 910896), (48, 853965), (54, 759080), (56, 731970), (60, 683172), (63, 650640), (70, 585576), (72, 569310), (80, 512379), (84, 487980), (90, 455448), (105, 390384), (108, 379540), (112, 365985), (120, 341586), (126, 325320), (135, 303632), (140, 292788), (144, 284655), (168, 243990), (180, 227724), (189, 216880), (210, 195192), (216, 189770), (240, 170793), (252, 162660), (270, 151816), (280, 146394), (315, 130128), (336, 121995), (360, 113862), (378, 108440), (420, 97596), (432, 94885), (504, 81330), (540, 75908), (560, 73197), (630, 65064), (720, 56931), (756, 54220), (840, 48798), (945, 43376), (1008, 40665), (1080, 37954), (1260, 32532), (1512, 27110), (1680, 24399), (1890, 21688), (2160, 18977), (2520, 16266), (2711, 15120), (3024, 13555), (3780, 10844), (5040, 8133), (5422, 7560)]