78759540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:879

約数の個数: 120

約数和(自身を含む): 251437032

約数和(自身を除く): 172677492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 244, 270, 305, 324, 366, 405, 540, 549, 610, 732, 797, 810, 915, 1098, 1220, 1594, 1620, 1647, 1830, 2196, 2391, 2745, 3188, 3294, 3660, 3985, 4782, 4941, 5490, 6588, 7173, 7970, 8235, 9564, 9882, 10980, 11955, 14346, 15940, 16470, 19764, 21519, 23910, 24705, 28692, 32940, 35865, 43038, 47820, 48617, 49410, 64557, 71730, 86076, 97234, 98820, 107595, 129114, 143460, 145851, 194468, 215190, 243085, 258228, 291702, 322785, 430380, 437553, 486170, 583404, 645570, 729255, 875106, 972340, 1291140, 1312659, 1458510, 1750212, 2187765, 2625318, 2917020, 3937977, 4375530, 5250636, 6563295, 7875954, 8751060, 13126590, 15751908, 19689885, 26253180, 39379770, 78759540]

約数ペア:

[(1, 78759540), (2, 39379770), (3, 26253180), (4, 19689885), (5, 15751908), (6, 13126590), (9, 8751060), (10, 7875954), (12, 6563295), (15, 5250636), (18, 4375530), (20, 3937977), (27, 2917020), (30, 2625318), (36, 2187765), (45, 1750212), (54, 1458510), (60, 1312659), (61, 1291140), (81, 972340), (90, 875106), (108, 729255), (122, 645570), (135, 583404), (162, 486170), (180, 437553), (183, 430380), (244, 322785), (270, 291702), (305, 258228), (324, 243085), (366, 215190), (405, 194468), (540, 145851), (549, 143460), (610, 129114), (732, 107595), (797, 98820), (810, 97234), (915, 86076), (1098, 71730), (1220, 64557), (1594, 49410), (1620, 48617), (1647, 47820), (1830, 43038), (2196, 35865), (2391, 32940), (2745, 28692), (3188, 24705), (3294, 23910), (3660, 21519), (3985, 19764), (4782, 16470), (4941, 15940), (5490, 14346), (6588, 11955), (7173, 10980), (7970, 9882), (8235, 9564)]