72039780

素因数分解:

$2^2\times 3^{10}\times 5^1\times {\mathrm{61}}^1$

素因数の和:100

約数の個数: 132

約数和(自身を含む): 230644092

約数和(自身を除く): 158604312

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, 243, 244, 270, 305, 324, 366, 405, 486, 540, 549, 610, 729, 732, 810, 915, 972, 1098, 1215, 1220, 1458, 1620, 1647, 1830, 2187, 2196, 2430, 2745, 2916, 3294, 3645, 3660, 4374, 4860, 4941, 5490, 6561, 6588, 7290, 8235, 8748, 9882, 10935, 10980, 13122, 14580, 14823, 16470, 19683, 19764, 21870, 24705, 26244, 29646, 32805, 32940, 39366, 43740, 44469, 49410, 59049, 59292, 65610, 74115, 78732, 88938, 98415, 98820, 118098, 131220, 133407, 148230, 177876, 196830, 222345, 236196, 266814, 295245, 296460, 393660, 400221, 444690, 533628, 590490, 667035, 800442, 889380, 1180980, 1200663, 1334070, 1600884, 2001105, 2401326, 2668140, 3601989, 4002210, 4802652, 6003315, 7203978, 8004420, 12006630, 14407956, 18009945, 24013260, 36019890, 72039780]

約数ペア:

[(1, 72039780), (2, 36019890), (3, 24013260), (4, 18009945), (5, 14407956), (6, 12006630), (9, 8004420), (10, 7203978), (12, 6003315), (15, 4802652), (18, 4002210), (20, 3601989), (27, 2668140), (30, 2401326), (36, 2001105), (45, 1600884), (54, 1334070), (60, 1200663), (61, 1180980), (81, 889380), (90, 800442), (108, 667035), (122, 590490), (135, 533628), (162, 444690), (180, 400221), (183, 393660), (243, 296460), (244, 295245), (270, 266814), (305, 236196), (324, 222345), (366, 196830), (405, 177876), (486, 148230), (540, 133407), (549, 131220), (610, 118098), (729, 98820), (732, 98415), (810, 88938), (915, 78732), (972, 74115), (1098, 65610), (1215, 59292), (1220, 59049), (1458, 49410), (1620, 44469), (1647, 43740), (1830, 39366), (2187, 32940), (2196, 32805), (2430, 29646), (2745, 26244), (2916, 24705), (3294, 21870), (3645, 19764), (3660, 19683), (4374, 16470), (4860, 14823), (4941, 14580), (5490, 13122), (6561, 10980), (6588, 10935), (7290, 9882), (8235, 8748)]