748257240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{1069}}^1$

素因数の和:1409

約数の個数: 128

約数和(自身を含む): 2372832000

約数和(自身を除く): 1624574760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 307, 380, 456, 570, 614, 760, 921, 1069, 1140, 1228, 1535, 1842, 2138, 2280, 2456, 3070, 3207, 3684, 4276, 4605, 5345, 5833, 6140, 6414, 7368, 8552, 9210, 10690, 11666, 12280, 12828, 16035, 17499, 18420, 20311, 21380, 23332, 25656, 29165, 32070, 34998, 36840, 40622, 42760, 46664, 58330, 60933, 64140, 69996, 81244, 87495, 101555, 116660, 121866, 128280, 139992, 162488, 174990, 203110, 233320, 243732, 304665, 328183, 349980, 406220, 487464, 609330, 656366, 699960, 812440, 984549, 1218660, 1312732, 1640915, 1969098, 2437320, 2625464, 3281830, 3938196, 4922745, 6235477, 6563660, 7876392, 9845490, 12470954, 13127320, 18706431, 19690980, 24941908, 31177385, 37412862, 39381960, 49883816, 62354770, 74825724, 93532155, 124709540, 149651448, 187064310, 249419080, 374128620, 748257240]

約数ペア:

[(1, 748257240), (2, 374128620), (3, 249419080), (4, 187064310), (5, 149651448), (6, 124709540), (8, 93532155), (10, 74825724), (12, 62354770), (15, 49883816), (19, 39381960), (20, 37412862), (24, 31177385), (30, 24941908), (38, 19690980), (40, 18706431), (57, 13127320), (60, 12470954), (76, 9845490), (95, 7876392), (114, 6563660), (120, 6235477), (152, 4922745), (190, 3938196), (228, 3281830), (285, 2625464), (307, 2437320), (380, 1969098), (456, 1640915), (570, 1312732), (614, 1218660), (760, 984549), (921, 812440), (1069, 699960), (1140, 656366), (1228, 609330), (1535, 487464), (1842, 406220), (2138, 349980), (2280, 328183), (2456, 304665), (3070, 243732), (3207, 233320), (3684, 203110), (4276, 174990), (4605, 162488), (5345, 139992), (5833, 128280), (6140, 121866), (6414, 116660), (7368, 101555), (8552, 87495), (9210, 81244), (10690, 69996), (11666, 64140), (12280, 60933), (12828, 58330), (16035, 46664), (17499, 42760), (18420, 40622), (20311, 36840), (21380, 34998), (23332, 32070), (25656, 29165)]