71808120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:659

約数の個数: 160

約数和(自身を含む): 248292000

約数和(自身を除く): 176483880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 81, 90, 108, 111, 120, 135, 148, 162, 180, 185, 216, 222, 270, 296, 324, 333, 360, 370, 405, 444, 540, 555, 599, 648, 666, 740, 810, 888, 999, 1080, 1110, 1198, 1332, 1480, 1620, 1665, 1797, 1998, 2220, 2396, 2664, 2995, 2997, 3240, 3330, 3594, 3996, 4440, 4792, 4995, 5391, 5990, 5994, 6660, 7188, 7992, 8985, 9990, 10782, 11980, 11988, 13320, 14376, 14985, 16173, 17970, 19980, 21564, 22163, 23960, 23976, 26955, 29970, 32346, 35940, 39960, 43128, 44326, 48519, 53910, 59940, 64692, 66489, 71880, 80865, 88652, 97038, 107820, 110815, 119880, 129384, 132978, 161730, 177304, 194076, 199467, 215640, 221630, 242595, 265956, 323460, 332445, 388152, 398934, 443260, 485190, 531912, 598401, 646920, 664890, 797868, 886520, 970380, 997335, 1196802, 1329780, 1595736, 1795203, 1940760, 1994670, 2393604, 2659560, 2992005, 3590406, 3989340, 4787208, 5984010, 7180812, 7978680, 8976015, 11968020, 14361624, 17952030, 23936040, 35904060, 71808120]

約数ペア:

[(1, 71808120), (2, 35904060), (3, 23936040), (4, 17952030), (5, 14361624), (6, 11968020), (8, 8976015), (9, 7978680), (10, 7180812), (12, 5984010), (15, 4787208), (18, 3989340), (20, 3590406), (24, 2992005), (27, 2659560), (30, 2393604), (36, 1994670), (37, 1940760), (40, 1795203), (45, 1595736), (54, 1329780), (60, 1196802), (72, 997335), (74, 970380), (81, 886520), (90, 797868), (108, 664890), (111, 646920), (120, 598401), (135, 531912), (148, 485190), (162, 443260), (180, 398934), (185, 388152), (216, 332445), (222, 323460), (270, 265956), (296, 242595), (324, 221630), (333, 215640), (360, 199467), (370, 194076), (405, 177304), (444, 161730), (540, 132978), (555, 129384), (599, 119880), (648, 110815), (666, 107820), (740, 97038), (810, 88652), (888, 80865), (999, 71880), (1080, 66489), (1110, 64692), (1198, 59940), (1332, 53910), (1480, 48519), (1620, 44326), (1665, 43128), (1797, 39960), (1998, 35940), (2220, 32346), (2396, 29970), (2664, 26955), (2995, 23976), (2997, 23960), (3240, 22163), (3330, 21564), (3594, 19980), (3996, 17970), (4440, 16173), (4792, 14985), (4995, 14376), (5391, 13320), (5990, 11988), (5994, 11980), (6660, 10782), (7188, 9990), (7992, 8985)]