72481770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 207360000

約数和(自身を除く): 134878230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 71, 90, 95, 114, 135, 142, 171, 190, 199, 213, 270, 285, 342, 355, 398, 426, 513, 570, 597, 639, 710, 855, 995, 1026, 1065, 1194, 1278, 1349, 1710, 1791, 1917, 1990, 2130, 2565, 2698, 2985, 3195, 3582, 3781, 3834, 4047, 5130, 5373, 5970, 6390, 6745, 7562, 8094, 8955, 9585, 10746, 11343, 12141, 13490, 14129, 17910, 18905, 19170, 20235, 22686, 24282, 26865, 28258, 34029, 36423, 37810, 40470, 42387, 53730, 56715, 60705, 68058, 70645, 72846, 84774, 102087, 113430, 121410, 127161, 141290, 170145, 182115, 204174, 211935, 254322, 268451, 340290, 364230, 381483, 423870, 510435, 536902, 635805, 762966, 805353, 1020870, 1271610, 1342255, 1610706, 1907415, 2416059, 2684510, 3814830, 4026765, 4832118, 7248177, 8053530, 12080295, 14496354, 24160590, 36240885, 72481770]

約数ペア:

[(1, 72481770), (2, 36240885), (3, 24160590), (5, 14496354), (6, 12080295), (9, 8053530), (10, 7248177), (15, 4832118), (18, 4026765), (19, 3814830), (27, 2684510), (30, 2416059), (38, 1907415), (45, 1610706), (54, 1342255), (57, 1271610), (71, 1020870), (90, 805353), (95, 762966), (114, 635805), (135, 536902), (142, 510435), (171, 423870), (190, 381483), (199, 364230), (213, 340290), (270, 268451), (285, 254322), (342, 211935), (355, 204174), (398, 182115), (426, 170145), (513, 141290), (570, 127161), (597, 121410), (639, 113430), (710, 102087), (855, 84774), (995, 72846), (1026, 70645), (1065, 68058), (1194, 60705), (1278, 56715), (1349, 53730), (1710, 42387), (1791, 40470), (1917, 37810), (1990, 36423), (2130, 34029), (2565, 28258), (2698, 26865), (2985, 24282), (3195, 22686), (3582, 20235), (3781, 19170), (3834, 18905), (4047, 17910), (5130, 14129), (5373, 13490), (5970, 12141), (6390, 11343), (6745, 10746), (7562, 9585), (8094, 8955)]