2015651480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 4909766400

約数和(自身を除く): 2894114920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 163, 190, 212, 265, 307, 326, 380, 424, 530, 614, 652, 760, 815, 1007, 1060, 1228, 1304, 1535, 1630, 2014, 2120, 2456, 3070, 3097, 3260, 4028, 5035, 5833, 6140, 6194, 6520, 8056, 8639, 10070, 11666, 12280, 12388, 15485, 16271, 17278, 20140, 23332, 24776, 29165, 30970, 32542, 34556, 40280, 43195, 46664, 50041, 58330, 61940, 65084, 69112, 81355, 86390, 100082, 116660, 123880, 130168, 162710, 164141, 172780, 200164, 233320, 250205, 309149, 325420, 328282, 345560, 400328, 500410, 618298, 650840, 656564, 820705, 950779, 1000820, 1236596, 1313128, 1545745, 1641410, 1901558, 2001640, 2473192, 2652173, 3091490, 3282820, 3803116, 4753895, 5304346, 6182980, 6565640, 7606232, 9507790, 10608692, 12365960, 13260865, 19015580, 21217384, 26521730, 38031160, 50391287, 53043460, 100782574, 106086920, 201565148, 251956435, 403130296, 503912870, 1007825740, 2015651480]

約数ペア:

[(1, 2015651480), (2, 1007825740), (4, 503912870), (5, 403130296), (8, 251956435), (10, 201565148), (19, 106086920), (20, 100782574), (38, 53043460), (40, 50391287), (53, 38031160), (76, 26521730), (95, 21217384), (106, 19015580), (152, 13260865), (163, 12365960), (190, 10608692), (212, 9507790), (265, 7606232), (307, 6565640), (326, 6182980), (380, 5304346), (424, 4753895), (530, 3803116), (614, 3282820), (652, 3091490), (760, 2652173), (815, 2473192), (1007, 2001640), (1060, 1901558), (1228, 1641410), (1304, 1545745), (1535, 1313128), (1630, 1236596), (2014, 1000820), (2120, 950779), (2456, 820705), (3070, 656564), (3097, 650840), (3260, 618298), (4028, 500410), (5035, 400328), (5833, 345560), (6140, 328282), (6194, 325420), (6520, 309149), (8056, 250205), (8639, 233320), (10070, 200164), (11666, 172780), (12280, 164141), (12388, 162710), (15485, 130168), (16271, 123880), (17278, 116660), (20140, 100082), (23332, 86390), (24776, 81355), (29165, 69112), (30970, 65084), (32542, 61940), (34556, 58330), (40280, 50041), (43195, 46664)]