406564128

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:615

約数の個数: 144

約数和(自身を含む): 1226534400

約数和(自身を除く): 819970272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 191, 228, 288, 304, 342, 382, 389, 456, 573, 608, 684, 764, 778, 912, 1146, 1167, 1368, 1528, 1556, 1719, 1824, 2292, 2334, 2736, 3056, 3112, 3438, 3501, 3629, 4584, 4668, 5472, 6112, 6224, 6876, 7002, 7258, 7391, 9168, 9336, 10887, 12448, 13752, 14004, 14516, 14782, 18336, 18672, 21774, 22173, 27504, 28008, 29032, 29564, 32661, 37344, 43548, 44346, 55008, 56016, 58064, 59128, 65322, 66519, 74299, 87096, 88692, 112032, 116128, 118256, 130644, 133038, 148598, 174192, 177384, 222897, 236512, 261288, 266076, 297196, 348384, 354768, 445794, 522576, 532152, 594392, 668691, 709536, 891588, 1045152, 1064304, 1188784, 1337382, 1411681, 1783176, 2128608, 2377568, 2674764, 2823362, 3566352, 4235043, 5349528, 5646724, 7132704, 8470086, 10699056, 11293448, 12705129, 16940172, 21398112, 22586896, 25410258, 33880344, 45173792, 50820516, 67760688, 101641032, 135521376, 203282064, 406564128]

約数ペア:

[(1, 406564128), (2, 203282064), (3, 135521376), (4, 101641032), (6, 67760688), (8, 50820516), (9, 45173792), (12, 33880344), (16, 25410258), (18, 22586896), (19, 21398112), (24, 16940172), (32, 12705129), (36, 11293448), (38, 10699056), (48, 8470086), (57, 7132704), (72, 5646724), (76, 5349528), (96, 4235043), (114, 3566352), (144, 2823362), (152, 2674764), (171, 2377568), (191, 2128608), (228, 1783176), (288, 1411681), (304, 1337382), (342, 1188784), (382, 1064304), (389, 1045152), (456, 891588), (573, 709536), (608, 668691), (684, 594392), (764, 532152), (778, 522576), (912, 445794), (1146, 354768), (1167, 348384), (1368, 297196), (1528, 266076), (1556, 261288), (1719, 236512), (1824, 222897), (2292, 177384), (2334, 174192), (2736, 148598), (3056, 133038), (3112, 130644), (3438, 118256), (3501, 116128), (3629, 112032), (4584, 88692), (4668, 87096), (5472, 74299), (6112, 66519), (6224, 65322), (6876, 59128), (7002, 58064), (7258, 56016), (7391, 55008), (9168, 44346), (9336, 43548), (10887, 37344), (12448, 32661), (13752, 29564), (14004, 29032), (14516, 28008), (14782, 27504), (18336, 22173), (18672, 21774)]