65131620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 200729088

約数和(自身を除く): 135597468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 97, 114, 124, 155, 186, 190, 194, 228, 285, 291, 310, 361, 372, 380, 388, 465, 485, 570, 582, 589, 620, 722, 930, 970, 1083, 1140, 1164, 1178, 1444, 1455, 1767, 1805, 1843, 1860, 1940, 2166, 2356, 2910, 2945, 3007, 3534, 3610, 3686, 4332, 5415, 5529, 5820, 5890, 6014, 7068, 7220, 7372, 8835, 9021, 9215, 10830, 11058, 11191, 11780, 12028, 15035, 17670, 18042, 18430, 21660, 22116, 22382, 27645, 30070, 33573, 35017, 35340, 36084, 36860, 44764, 45105, 55290, 55955, 57133, 60140, 67146, 70034, 90210, 105051, 110580, 111910, 114266, 134292, 140068, 167865, 171399, 175085, 180420, 210102, 223820, 228532, 285665, 335730, 342798, 350170, 420204, 525255, 571330, 671460, 685596, 700340, 856995, 1050510, 1085527, 1142660, 1713990, 2101020, 2171054, 3256581, 3427980, 4342108, 5427635, 6513162, 10855270, 13026324, 16282905, 21710540, 32565810, 65131620]

約数ペア:

[(1, 65131620), (2, 32565810), (3, 21710540), (4, 16282905), (5, 13026324), (6, 10855270), (10, 6513162), (12, 5427635), (15, 4342108), (19, 3427980), (20, 3256581), (30, 2171054), (31, 2101020), (38, 1713990), (57, 1142660), (60, 1085527), (62, 1050510), (76, 856995), (93, 700340), (95, 685596), (97, 671460), (114, 571330), (124, 525255), (155, 420204), (186, 350170), (190, 342798), (194, 335730), (228, 285665), (285, 228532), (291, 223820), (310, 210102), (361, 180420), (372, 175085), (380, 171399), (388, 167865), (465, 140068), (485, 134292), (570, 114266), (582, 111910), (589, 110580), (620, 105051), (722, 90210), (930, 70034), (970, 67146), (1083, 60140), (1140, 57133), (1164, 55955), (1178, 55290), (1444, 45105), (1455, 44764), (1767, 36860), (1805, 36084), (1843, 35340), (1860, 35017), (1940, 33573), (2166, 30070), (2356, 27645), (2910, 22382), (2945, 22116), (3007, 21660), (3534, 18430), (3610, 18042), (3686, 17670), (4332, 15035), (5415, 12028), (5529, 11780), (5820, 11191), (5890, 11058), (6014, 10830), (7068, 9215), (7220, 9021), (7372, 8835)]