81005340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:232

約数の個数: 192

約数和(自身を含む): 266716800

約数和(自身を除く): 185711460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 41, 51, 52, 60, 65, 68, 78, 82, 85, 102, 123, 130, 149, 156, 164, 170, 195, 204, 205, 221, 246, 255, 260, 298, 340, 390, 410, 442, 447, 492, 510, 533, 596, 615, 663, 697, 745, 780, 820, 884, 894, 1020, 1066, 1105, 1230, 1326, 1394, 1490, 1599, 1788, 1937, 2091, 2132, 2210, 2235, 2460, 2533, 2652, 2665, 2788, 2980, 3198, 3315, 3485, 3874, 4182, 4420, 4470, 5066, 5330, 5811, 6109, 6396, 6630, 6970, 7599, 7748, 7995, 8364, 8940, 9061, 9685, 10132, 10455, 10660, 11622, 12218, 12665, 13260, 13940, 15198, 15990, 18122, 18327, 19370, 20910, 23244, 24436, 25330, 27183, 29055, 30396, 30545, 31980, 32929, 36244, 36654, 37995, 38740, 41820, 45305, 50660, 54366, 58110, 61090, 65858, 73308, 75990, 79417, 90610, 91635, 98787, 103853, 108732, 116220, 122180, 131716, 135915, 151980, 158834, 164645, 181220, 183270, 197574, 207706, 238251, 271830, 311559, 317668, 329290, 366540, 395148, 397085, 415412, 476502, 493935, 519265, 543660, 623118, 658580, 794170, 953004, 987870, 1038530, 1191255, 1246236, 1350089, 1557795, 1588340, 1975740, 2077060, 2382510, 2700178, 3115590, 4050267, 4765020, 5400356, 6231180, 6750445, 8100534, 13500890, 16201068, 20251335, 27001780, 40502670, 81005340]

約数ペア:

[(1, 81005340), (2, 40502670), (3, 27001780), (4, 20251335), (5, 16201068), (6, 13500890), (10, 8100534), (12, 6750445), (13, 6231180), (15, 5400356), (17, 4765020), (20, 4050267), (26, 3115590), (30, 2700178), (34, 2382510), (39, 2077060), (41, 1975740), (51, 1588340), (52, 1557795), (60, 1350089), (65, 1246236), (68, 1191255), (78, 1038530), (82, 987870), (85, 953004), (102, 794170), (123, 658580), (130, 623118), (149, 543660), (156, 519265), (164, 493935), (170, 476502), (195, 415412), (204, 397085), (205, 395148), (221, 366540), (246, 329290), (255, 317668), (260, 311559), (298, 271830), (340, 238251), (390, 207706), (410, 197574), (442, 183270), (447, 181220), (492, 164645), (510, 158834), (533, 151980), (596, 135915), (615, 131716), (663, 122180), (697, 116220), (745, 108732), (780, 103853), (820, 98787), (884, 91635), (894, 90610), (1020, 79417), (1066, 75990), (1105, 73308), (1230, 65858), (1326, 61090), (1394, 58110), (1490, 54366), (1599, 50660), (1788, 45305), (1937, 41820), (2091, 38740), (2132, 37995), (2210, 36654), (2235, 36244), (2460, 32929), (2533, 31980), (2652, 30545), (2665, 30396), (2788, 29055), (2980, 27183), (3198, 25330), (3315, 24436), (3485, 23244), (3874, 20910), (4182, 19370), (4420, 18327), (4470, 18122), (5066, 15990), (5330, 15198), (5811, 13940), (6109, 13260), (6396, 12665), (6630, 12218), (6970, 11622), (7599, 10660), (7748, 10455), (7995, 10132), (8364, 9685), (8940, 9061)]