217445310

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 160

約数和(自身を含む): 627264000

約数和(自身を除く): 409818690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 71, 81, 90, 95, 114, 135, 142, 162, 171, 190, 199, 213, 270, 285, 342, 355, 398, 405, 426, 513, 570, 597, 639, 710, 810, 855, 995, 1026, 1065, 1194, 1278, 1349, 1539, 1710, 1791, 1917, 1990, 2130, 2565, 2698, 2985, 3078, 3195, 3582, 3781, 3834, 4047, 5130, 5373, 5751, 5970, 6390, 6745, 7562, 7695, 8094, 8955, 9585, 10746, 11343, 11502, 12141, 13490, 14129, 15390, 16119, 17910, 18905, 19170, 20235, 22686, 24282, 26865, 28258, 28755, 32238, 34029, 36423, 37810, 40470, 42387, 53730, 56715, 57510, 60705, 68058, 70645, 72846, 80595, 84774, 102087, 109269, 113430, 121410, 127161, 141290, 161190, 170145, 182115, 204174, 211935, 218538, 254322, 268451, 306261, 340290, 364230, 381483, 423870, 510435, 536902, 546345, 612522, 635805, 762966, 805353, 1020870, 1092690, 1144449, 1271610, 1342255, 1531305, 1610706, 1907415, 2288898, 2416059, 2684510, 3062610, 3814830, 4026765, 4832118, 5722245, 7248177, 8053530, 11444490, 12080295, 14496354, 21744531, 24160590, 36240885, 43489062, 72481770, 108722655, 217445310]

約数ペア:

[(1, 217445310), (2, 108722655), (3, 72481770), (5, 43489062), (6, 36240885), (9, 24160590), (10, 21744531), (15, 14496354), (18, 12080295), (19, 11444490), (27, 8053530), (30, 7248177), (38, 5722245), (45, 4832118), (54, 4026765), (57, 3814830), (71, 3062610), (81, 2684510), (90, 2416059), (95, 2288898), (114, 1907415), (135, 1610706), (142, 1531305), (162, 1342255), (171, 1271610), (190, 1144449), (199, 1092690), (213, 1020870), (270, 805353), (285, 762966), (342, 635805), (355, 612522), (398, 546345), (405, 536902), (426, 510435), (513, 423870), (570, 381483), (597, 364230), (639, 340290), (710, 306261), (810, 268451), (855, 254322), (995, 218538), (1026, 211935), (1065, 204174), (1194, 182115), (1278, 170145), (1349, 161190), (1539, 141290), (1710, 127161), (1791, 121410), (1917, 113430), (1990, 109269), (2130, 102087), (2565, 84774), (2698, 80595), (2985, 72846), (3078, 70645), (3195, 68058), (3582, 60705), (3781, 57510), (3834, 56715), (4047, 53730), (5130, 42387), (5373, 40470), (5751, 37810), (5970, 36423), (6390, 34029), (6745, 32238), (7562, 28755), (7695, 28258), (8094, 26865), (8955, 24282), (9585, 22686), (10746, 20235), (11343, 19170), (11502, 18905), (12141, 17910), (13490, 16119), (14129, 15390)]