72639720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:776

約数の個数: 128

約数和(自身を含む): 244857600

約数和(自身を除く): 172217880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 103, 108, 120, 135, 180, 206, 216, 270, 309, 360, 412, 515, 540, 618, 653, 824, 927, 1030, 1080, 1236, 1306, 1545, 1854, 1959, 2060, 2472, 2612, 2781, 3090, 3265, 3708, 3918, 4120, 4635, 5224, 5562, 5877, 6180, 6530, 7416, 7836, 9270, 9795, 11124, 11754, 12360, 13060, 13905, 15672, 17631, 18540, 19590, 22248, 23508, 26120, 27810, 29385, 35262, 37080, 39180, 47016, 55620, 58770, 67259, 70524, 78360, 88155, 111240, 117540, 134518, 141048, 176310, 201777, 235080, 269036, 336295, 352620, 403554, 538072, 605331, 672590, 705240, 807108, 1008885, 1210662, 1345180, 1614216, 1815993, 2017770, 2421324, 2690360, 3026655, 3631986, 4035540, 4842648, 6053310, 7263972, 8071080, 9079965, 12106620, 14527944, 18159930, 24213240, 36319860, 72639720]

約数ペア:

[(1, 72639720), (2, 36319860), (3, 24213240), (4, 18159930), (5, 14527944), (6, 12106620), (8, 9079965), (9, 8071080), (10, 7263972), (12, 6053310), (15, 4842648), (18, 4035540), (20, 3631986), (24, 3026655), (27, 2690360), (30, 2421324), (36, 2017770), (40, 1815993), (45, 1614216), (54, 1345180), (60, 1210662), (72, 1008885), (90, 807108), (103, 705240), (108, 672590), (120, 605331), (135, 538072), (180, 403554), (206, 352620), (216, 336295), (270, 269036), (309, 235080), (360, 201777), (412, 176310), (515, 141048), (540, 134518), (618, 117540), (653, 111240), (824, 88155), (927, 78360), (1030, 70524), (1080, 67259), (1236, 58770), (1306, 55620), (1545, 47016), (1854, 39180), (1959, 37080), (2060, 35262), (2472, 29385), (2612, 27810), (2781, 26120), (3090, 23508), (3265, 22248), (3708, 19590), (3918, 18540), (4120, 17631), (4635, 15672), (5224, 13905), (5562, 13060), (5877, 12360), (6180, 11754), (6530, 11124), (7416, 9795), (7836, 9270)]