188643780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4243}}^1$

素因数の和:4290

約数の個数: 144

約数和(自身を含む): 648822720

約数和(自身を除く): 460178940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4243, 4446, 4940, 7410, 8486, 8892, 11115, 12729, 14820, 16972, 21215, 22230, 25458, 38187, 42430, 44460, 50916, 55159, 63645, 76374, 80617, 84860, 110318, 127290, 152748, 161234, 165477, 190935, 220636, 241851, 254580, 275795, 322468, 330954, 381870, 403085, 483702, 496431, 551590, 661908, 725553, 763740, 806170, 827385, 967404, 992862, 1048021, 1103180, 1209255, 1451106, 1612340, 1654770, 1985724, 2096042, 2418510, 2482155, 2902212, 3144063, 3309540, 3627765, 4192084, 4837020, 4964310, 5240105, 6288126, 7255530, 9432189, 9928620, 10480210, 12576252, 14511060, 15720315, 18864378, 20960420, 31440630, 37728756, 47160945, 62881260, 94321890, 188643780]

約数ペア:

[(1, 188643780), (2, 94321890), (3, 62881260), (4, 47160945), (5, 37728756), (6, 31440630), (9, 20960420), (10, 18864378), (12, 15720315), (13, 14511060), (15, 12576252), (18, 10480210), (19, 9928620), (20, 9432189), (26, 7255530), (30, 6288126), (36, 5240105), (38, 4964310), (39, 4837020), (45, 4192084), (52, 3627765), (57, 3309540), (60, 3144063), (65, 2902212), (76, 2482155), (78, 2418510), (90, 2096042), (95, 1985724), (114, 1654770), (117, 1612340), (130, 1451106), (156, 1209255), (171, 1103180), (180, 1048021), (190, 992862), (195, 967404), (228, 827385), (234, 806170), (247, 763740), (260, 725553), (285, 661908), (342, 551590), (380, 496431), (390, 483702), (468, 403085), (494, 381870), (570, 330954), (585, 322468), (684, 275795), (741, 254580), (780, 241851), (855, 220636), (988, 190935), (1140, 165477), (1170, 161234), (1235, 152748), (1482, 127290), (1710, 110318), (2223, 84860), (2340, 80617), (2470, 76374), (2964, 63645), (3420, 55159), (3705, 50916), (4243, 44460), (4446, 42430), (4940, 38187), (7410, 25458), (8486, 22230), (8892, 21215), (11115, 16972), (12729, 14820)]