644814432

素因数分解:

$2^5\times 3^4\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:215

約数の個数: 240

約数和(自身を含む): 1990517760

約数和(自身を除く): 1345703328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 47, 48, 54, 67, 72, 79, 81, 94, 96, 108, 134, 141, 144, 158, 162, 188, 201, 216, 237, 268, 282, 288, 316, 324, 376, 402, 423, 432, 474, 536, 564, 603, 632, 648, 711, 752, 804, 846, 864, 948, 1072, 1128, 1206, 1264, 1269, 1296, 1422, 1504, 1608, 1692, 1809, 1896, 2133, 2144, 2256, 2412, 2528, 2538, 2592, 2844, 3149, 3216, 3384, 3618, 3713, 3792, 3807, 4266, 4512, 4824, 5076, 5293, 5427, 5688, 6298, 6399, 6432, 6768, 7236, 7426, 7584, 7614, 8532, 9447, 9648, 10152, 10586, 10854, 11139, 11376, 12596, 12798, 13536, 14472, 14852, 15228, 15879, 17064, 18894, 19296, 20304, 21172, 21708, 22278, 22752, 25192, 25596, 28341, 28944, 29704, 30456, 31758, 33417, 34128, 37788, 40608, 42344, 43416, 44556, 47637, 50384, 51192, 56682, 57888, 59408, 60912, 63516, 66834, 68256, 75576, 84688, 85023, 86832, 89112, 95274, 100251, 100768, 102384, 113364, 118816, 121824, 127032, 133668, 142911, 151152, 169376, 170046, 173664, 178224, 190548, 200502, 204768, 226728, 248771, 254064, 255069, 267336, 285822, 300753, 302304, 340092, 356448, 381096, 401004, 428733, 453456, 497542, 508128, 510138, 534672, 571644, 601506, 680184, 746313, 762192, 802008, 857466, 906912, 995084, 1020276, 1069344, 1143288, 1203012, 1360368, 1492626, 1524384, 1604016, 1714932, 1990168, 2040552, 2238939, 2286576, 2406024, 2720736, 2985252, 3208032, 3429864, 3980336, 4081104, 4477878, 4573152, 4812048, 5970504, 6716817, 6859728, 7960672, 8162208, 8955756, 9624096, 11941008, 13433634, 13719456, 17911512, 20150451, 23882016, 26867268, 35823024, 40300902, 53734536, 71646048, 80601804, 107469072, 161203608, 214938144, 322407216, 644814432]

約数ペア:

[(1, 644814432), (2, 322407216), (3, 214938144), (4, 161203608), (6, 107469072), (8, 80601804), (9, 71646048), (12, 53734536), (16, 40300902), (18, 35823024), (24, 26867268), (27, 23882016), (32, 20150451), (36, 17911512), (47, 13719456), (48, 13433634), (54, 11941008), (67, 9624096), (72, 8955756), (79, 8162208), (81, 7960672), (94, 6859728), (96, 6716817), (108, 5970504), (134, 4812048), (141, 4573152), (144, 4477878), (158, 4081104), (162, 3980336), (188, 3429864), (201, 3208032), (216, 2985252), (237, 2720736), (268, 2406024), (282, 2286576), (288, 2238939), (316, 2040552), (324, 1990168), (376, 1714932), (402, 1604016), (423, 1524384), (432, 1492626), (474, 1360368), (536, 1203012), (564, 1143288), (603, 1069344), (632, 1020276), (648, 995084), (711, 906912), (752, 857466), (804, 802008), (846, 762192), (864, 746313), (948, 680184), (1072, 601506), (1128, 571644), (1206, 534672), (1264, 510138), (1269, 508128), (1296, 497542), (1422, 453456), (1504, 428733), (1608, 401004), (1692, 381096), (1809, 356448), (1896, 340092), (2133, 302304), (2144, 300753), (2256, 285822), (2412, 267336), (2528, 255069), (2538, 254064), (2592, 248771), (2844, 226728), (3149, 204768), (3216, 200502), (3384, 190548), (3618, 178224), (3713, 173664), (3792, 170046), (3807, 169376), (4266, 151152), (4512, 142911), (4824, 133668), (5076, 127032), (5293, 121824), (5427, 118816), (5688, 113364), (6298, 102384), (6399, 100768), (6432, 100251), (6768, 95274), (7236, 89112), (7426, 86832), (7584, 85023), (7614, 84688), (8532, 75576), (9447, 68256), (9648, 66834), (10152, 63516), (10586, 60912), (10854, 59408), (11139, 57888), (11376, 56682), (12596, 51192), (12798, 50384), (13536, 47637), (14472, 44556), (14852, 43416), (15228, 42344), (15879, 40608), (17064, 37788), (18894, 34128), (19296, 33417), (20304, 31758), (21172, 30456), (21708, 29704), (22278, 28944), (22752, 28341), (25192, 25596)]