197956980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:367

約数の個数: 192

約数和(自身を含む): 671166720

約数和(自身を除く): 473209740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 163, 173, 180, 195, 234, 260, 270, 326, 346, 351, 390, 468, 489, 519, 540, 585, 652, 692, 702, 780, 815, 865, 978, 1038, 1170, 1404, 1467, 1557, 1630, 1730, 1755, 1956, 2076, 2119, 2249, 2340, 2445, 2595, 2934, 3114, 3260, 3460, 3510, 4238, 4401, 4498, 4671, 4890, 5190, 5868, 6228, 6357, 6747, 7020, 7335, 7785, 8476, 8802, 8996, 9342, 9780, 10380, 10595, 11245, 12714, 13494, 14670, 15570, 17604, 18684, 19071, 20241, 21190, 22005, 22490, 23355, 25428, 26988, 28199, 29340, 31140, 31785, 33735, 38142, 40482, 42380, 44010, 44980, 46710, 56398, 57213, 60723, 63570, 67470, 76284, 80964, 84597, 88020, 93420, 95355, 101205, 112796, 114426, 121446, 127140, 134940, 140995, 169194, 190710, 202410, 228852, 242892, 253791, 281990, 286065, 303615, 338388, 366587, 381420, 404820, 422985, 507582, 563980, 572130, 607230, 733174, 761373, 845970, 1015164, 1099761, 1144260, 1214460, 1268955, 1466348, 1522746, 1691940, 1832935, 2199522, 2537910, 3045492, 3299283, 3665870, 3806865, 4399044, 5075820, 5498805, 6598566, 7331740, 7613730, 9897849, 10997610, 13197132, 15227460, 16496415, 19795698, 21995220, 32992830, 39591396, 49489245, 65985660, 98978490, 197956980]

約数ペア:

[(1, 197956980), (2, 98978490), (3, 65985660), (4, 49489245), (5, 39591396), (6, 32992830), (9, 21995220), (10, 19795698), (12, 16496415), (13, 15227460), (15, 13197132), (18, 10997610), (20, 9897849), (26, 7613730), (27, 7331740), (30, 6598566), (36, 5498805), (39, 5075820), (45, 4399044), (52, 3806865), (54, 3665870), (60, 3299283), (65, 3045492), (78, 2537910), (90, 2199522), (108, 1832935), (117, 1691940), (130, 1522746), (135, 1466348), (156, 1268955), (163, 1214460), (173, 1144260), (180, 1099761), (195, 1015164), (234, 845970), (260, 761373), (270, 733174), (326, 607230), (346, 572130), (351, 563980), (390, 507582), (468, 422985), (489, 404820), (519, 381420), (540, 366587), (585, 338388), (652, 303615), (692, 286065), (702, 281990), (780, 253791), (815, 242892), (865, 228852), (978, 202410), (1038, 190710), (1170, 169194), (1404, 140995), (1467, 134940), (1557, 127140), (1630, 121446), (1730, 114426), (1755, 112796), (1956, 101205), (2076, 95355), (2119, 93420), (2249, 88020), (2340, 84597), (2445, 80964), (2595, 76284), (2934, 67470), (3114, 63570), (3260, 60723), (3460, 57213), (3510, 56398), (4238, 46710), (4401, 44980), (4498, 44010), (4671, 42380), (4890, 40482), (5190, 38142), (5868, 33735), (6228, 31785), (6357, 31140), (6747, 29340), (7020, 28199), (7335, 26988), (7785, 25428), (8476, 23355), (8802, 22490), (8996, 22005), (9342, 21190), (9780, 20241), (10380, 19071), (10595, 18684), (11245, 17604), (12714, 15570), (13494, 14670)]