1644283690

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 3698265600

約数和(自身を除く): 2053981910

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 163, 170, 173, 238, 245, 326, 343, 346, 490, 595, 686, 815, 833, 865, 1141, 1190, 1211, 1630, 1666, 1715, 1730, 2282, 2422, 2771, 2941, 3430, 4165, 5542, 5705, 5831, 5882, 6055, 7987, 8330, 8477, 11410, 11662, 12110, 13855, 14705, 15974, 16954, 19397, 20587, 27710, 28199, 29155, 29410, 38794, 39935, 41174, 42385, 55909, 56398, 58310, 59339, 79870, 84770, 96985, 102935, 111818, 118678, 135779, 140995, 144109, 193970, 197393, 205870, 271558, 279545, 281990, 288218, 296695, 394786, 479383, 559090, 593390, 678895, 720545, 950453, 958766, 986965, 1008763, 1357790, 1381751, 1441090, 1900906, 1973930, 2017526, 2396915, 2763502, 3355681, 4752265, 4793830, 5043815, 6711362, 6908755, 9504530, 9672257, 10087630, 13817510, 16778405, 19344514, 23489767, 33556810, 46979534, 48361285, 96722570, 117448835, 164428369, 234897670, 328856738, 822141845, 1644283690]

約数ペア:

[(1, 1644283690), (2, 822141845), (5, 328856738), (7, 234897670), (10, 164428369), (14, 117448835), (17, 96722570), (34, 48361285), (35, 46979534), (49, 33556810), (70, 23489767), (85, 19344514), (98, 16778405), (119, 13817510), (163, 10087630), (170, 9672257), (173, 9504530), (238, 6908755), (245, 6711362), (326, 5043815), (343, 4793830), (346, 4752265), (490, 3355681), (595, 2763502), (686, 2396915), (815, 2017526), (833, 1973930), (865, 1900906), (1141, 1441090), (1190, 1381751), (1211, 1357790), (1630, 1008763), (1666, 986965), (1715, 958766), (1730, 950453), (2282, 720545), (2422, 678895), (2771, 593390), (2941, 559090), (3430, 479383), (4165, 394786), (5542, 296695), (5705, 288218), (5831, 281990), (5882, 279545), (6055, 271558), (7987, 205870), (8330, 197393), (8477, 193970), (11410, 144109), (11662, 140995), (12110, 135779), (13855, 118678), (14705, 111818), (15974, 102935), (16954, 96985), (19397, 84770), (20587, 79870), (27710, 59339), (28199, 58310), (29155, 56398), (29410, 55909), (38794, 42385), (39935, 41174)]