861612660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:615

約数の個数: 192

約数和(自身を含む): 2820303360

約数和(自身を除く): 1958690700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 173, 180, 207, 230, 270, 276, 345, 346, 401, 414, 460, 519, 540, 621, 690, 692, 802, 828, 865, 1035, 1038, 1203, 1242, 1380, 1557, 1604, 1730, 2005, 2070, 2076, 2406, 2484, 2595, 3105, 3114, 3460, 3609, 3979, 4010, 4140, 4671, 4812, 5190, 6015, 6210, 6228, 7218, 7785, 7958, 8020, 9223, 9342, 10380, 10827, 11937, 12030, 12420, 14436, 15570, 15916, 18045, 18446, 18684, 19895, 21654, 23355, 23874, 24060, 27669, 31140, 35811, 36090, 36892, 39790, 43308, 46115, 46710, 47748, 54135, 55338, 59685, 69373, 71622, 72180, 79580, 83007, 92230, 93420, 107433, 108270, 110676, 119370, 138345, 138746, 143244, 166014, 179055, 184460, 208119, 214866, 216540, 238740, 249021, 276690, 277492, 332028, 346865, 358110, 415035, 416238, 429732, 498042, 537165, 553380, 624357, 693730, 716220, 830070, 832476, 996084, 1040595, 1074330, 1245105, 1248714, 1387460, 1595579, 1660140, 1873071, 2081190, 2148660, 2490210, 2497428, 3121785, 3191158, 3746142, 4162380, 4786737, 4980420, 6243570, 6382316, 7492284, 7977895, 9365355, 9573474, 12487140, 14360211, 15955790, 18730710, 19146948, 23933685, 28720422, 31911580, 37461420, 43080633, 47867370, 57440844, 71801055, 86161266, 95734740, 143602110, 172322532, 215403165, 287204220, 430806330, 861612660]

約数ペア:

[(1, 861612660), (2, 430806330), (3, 287204220), (4, 215403165), (5, 172322532), (6, 143602110), (9, 95734740), (10, 86161266), (12, 71801055), (15, 57440844), (18, 47867370), (20, 43080633), (23, 37461420), (27, 31911580), (30, 28720422), (36, 23933685), (45, 19146948), (46, 18730710), (54, 15955790), (60, 14360211), (69, 12487140), (90, 9573474), (92, 9365355), (108, 7977895), (115, 7492284), (135, 6382316), (138, 6243570), (173, 4980420), (180, 4786737), (207, 4162380), (230, 3746142), (270, 3191158), (276, 3121785), (345, 2497428), (346, 2490210), (401, 2148660), (414, 2081190), (460, 1873071), (519, 1660140), (540, 1595579), (621, 1387460), (690, 1248714), (692, 1245105), (802, 1074330), (828, 1040595), (865, 996084), (1035, 832476), (1038, 830070), (1203, 716220), (1242, 693730), (1380, 624357), (1557, 553380), (1604, 537165), (1730, 498042), (2005, 429732), (2070, 416238), (2076, 415035), (2406, 358110), (2484, 346865), (2595, 332028), (3105, 277492), (3114, 276690), (3460, 249021), (3609, 238740), (3979, 216540), (4010, 214866), (4140, 208119), (4671, 184460), (4812, 179055), (5190, 166014), (6015, 143244), (6210, 138746), (6228, 138345), (7218, 119370), (7785, 110676), (7958, 108270), (8020, 107433), (9223, 93420), (9342, 92230), (10380, 83007), (10827, 79580), (11937, 72180), (12030, 71622), (12420, 69373), (14436, 59685), (15570, 55338), (15916, 54135), (18045, 47748), (18446, 46710), (18684, 46115), (19895, 43308), (21654, 39790), (23355, 36892), (23874, 36090), (24060, 35811), (27669, 31140)]