38655760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 160

約数和(自身を含む): 109992960

約数和(自身を除く): 71337200

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 80, 88, 104, 109, 110, 124, 130, 143, 155, 176, 208, 218, 220, 248, 260, 286, 310, 341, 403, 436, 440, 496, 520, 545, 572, 620, 682, 715, 806, 872, 880, 1040, 1090, 1144, 1199, 1240, 1364, 1417, 1430, 1612, 1705, 1744, 2015, 2180, 2288, 2398, 2480, 2728, 2834, 2860, 3224, 3379, 3410, 4030, 4360, 4433, 4796, 5456, 5668, 5720, 5995, 6448, 6758, 6820, 7085, 8060, 8720, 8866, 9592, 11336, 11440, 11990, 13516, 13640, 14170, 15587, 16120, 16895, 17732, 19184, 22165, 22672, 23980, 27032, 27280, 28340, 31174, 32240, 33790, 35464, 37169, 43927, 44330, 47960, 54064, 56680, 62348, 67580, 70928, 74338, 77935, 87854, 88660, 95920, 113360, 124696, 135160, 148676, 155870, 175708, 177320, 185845, 219635, 249392, 270320, 297352, 311740, 351416, 354640, 371690, 439270, 483197, 594704, 623480, 702832, 743380, 878540, 966394, 1246960, 1486760, 1757080, 1932788, 2415985, 2973520, 3514160, 3865576, 4831970, 7731152, 9663940, 19327880, 38655760]

約数ペア:

[(1, 38655760), (2, 19327880), (4, 9663940), (5, 7731152), (8, 4831970), (10, 3865576), (11, 3514160), (13, 2973520), (16, 2415985), (20, 1932788), (22, 1757080), (26, 1486760), (31, 1246960), (40, 966394), (44, 878540), (52, 743380), (55, 702832), (62, 623480), (65, 594704), (80, 483197), (88, 439270), (104, 371690), (109, 354640), (110, 351416), (124, 311740), (130, 297352), (143, 270320), (155, 249392), (176, 219635), (208, 185845), (218, 177320), (220, 175708), (248, 155870), (260, 148676), (286, 135160), (310, 124696), (341, 113360), (403, 95920), (436, 88660), (440, 87854), (496, 77935), (520, 74338), (545, 70928), (572, 67580), (620, 62348), (682, 56680), (715, 54064), (806, 47960), (872, 44330), (880, 43927), (1040, 37169), (1090, 35464), (1144, 33790), (1199, 32240), (1240, 31174), (1364, 28340), (1417, 27280), (1430, 27032), (1612, 23980), (1705, 22672), (1744, 22165), (2015, 19184), (2180, 17732), (2288, 16895), (2398, 16120), (2480, 15587), (2728, 14170), (2834, 13640), (2860, 13516), (3224, 11990), (3379, 11440), (3410, 11336), (4030, 9592), (4360, 8866), (4433, 8720), (4796, 8060), (5456, 7085), (5668, 6820), (5720, 6758), (5995, 6448)]