71637280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 207277056

約数和(自身を除く): 135639776

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 44, 52, 55, 62, 65, 80, 88, 101, 104, 110, 124, 130, 143, 155, 160, 176, 202, 208, 220, 248, 260, 286, 310, 341, 352, 403, 404, 416, 440, 496, 505, 520, 572, 620, 682, 715, 806, 808, 880, 992, 1010, 1040, 1111, 1144, 1240, 1313, 1364, 1430, 1612, 1616, 1705, 1760, 2015, 2020, 2080, 2222, 2288, 2480, 2626, 2728, 2860, 3131, 3224, 3232, 3410, 4030, 4040, 4433, 4444, 4576, 4960, 5252, 5456, 5555, 5720, 6262, 6448, 6565, 6820, 8060, 8080, 8866, 8888, 10504, 10912, 11110, 11440, 12524, 12896, 13130, 13640, 14443, 15655, 16120, 16160, 17732, 17776, 21008, 22165, 22220, 22880, 25048, 26260, 27280, 28886, 31310, 32240, 34441, 35464, 35552, 40703, 42016, 44330, 44440, 50096, 52520, 54560, 57772, 62620, 64480, 68882, 70928, 72215, 81406, 88660, 88880, 100192, 105040, 115544, 125240, 137764, 141856, 144430, 162812, 172205, 177320, 177760, 203515, 210080, 231088, 250480, 275528, 288860, 325624, 344410, 354640, 407030, 447733, 462176, 500960, 551056, 577720, 651248, 688820, 709280, 814060, 895466, 1102112, 1155440, 1302496, 1377640, 1628120, 1790932, 2238665, 2310880, 2755280, 3256240, 3581864, 4477330, 5510560, 6512480, 7163728, 8954660, 14327456, 17909320, 35818640, 71637280]

約数ペア:

[(1, 71637280), (2, 35818640), (4, 17909320), (5, 14327456), (8, 8954660), (10, 7163728), (11, 6512480), (13, 5510560), (16, 4477330), (20, 3581864), (22, 3256240), (26, 2755280), (31, 2310880), (32, 2238665), (40, 1790932), (44, 1628120), (52, 1377640), (55, 1302496), (62, 1155440), (65, 1102112), (80, 895466), (88, 814060), (101, 709280), (104, 688820), (110, 651248), (124, 577720), (130, 551056), (143, 500960), (155, 462176), (160, 447733), (176, 407030), (202, 354640), (208, 344410), (220, 325624), (248, 288860), (260, 275528), (286, 250480), (310, 231088), (341, 210080), (352, 203515), (403, 177760), (404, 177320), (416, 172205), (440, 162812), (496, 144430), (505, 141856), (520, 137764), (572, 125240), (620, 115544), (682, 105040), (715, 100192), (806, 88880), (808, 88660), (880, 81406), (992, 72215), (1010, 70928), (1040, 68882), (1111, 64480), (1144, 62620), (1240, 57772), (1313, 54560), (1364, 52520), (1430, 50096), (1612, 44440), (1616, 44330), (1705, 42016), (1760, 40703), (2015, 35552), (2020, 35464), (2080, 34441), (2222, 32240), (2288, 31310), (2480, 28886), (2626, 27280), (2728, 26260), (2860, 25048), (3131, 22880), (3224, 22220), (3232, 22165), (3410, 21008), (4030, 17776), (4040, 17732), (4433, 16160), (4444, 16120), (4576, 15655), (4960, 14443), (5252, 13640), (5456, 13130), (5555, 12896), (5720, 12524), (6262, 11440), (6448, 11110), (6565, 10912), (6820, 10504), (8060, 8888), (8080, 8866)]