20931499440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{58027}}^1$

素因数の和:58216

約数の個数: 160

約数和(自身を含む): 72530357760

約数和(自身を除く): 51598858320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 167, 180, 216, 240, 270, 334, 360, 432, 501, 540, 668, 720, 835, 1002, 1080, 1336, 1503, 1670, 2004, 2160, 2505, 2672, 3006, 3340, 4008, 4509, 5010, 6012, 6680, 7515, 8016, 9018, 10020, 12024, 13360, 15030, 18036, 20040, 22545, 24048, 30060, 36072, 40080, 45090, 58027, 60120, 72144, 90180, 116054, 120240, 174081, 180360, 232108, 290135, 348162, 360720, 464216, 522243, 580270, 696324, 870405, 928432, 1044486, 1160540, 1392648, 1566729, 1740810, 2088972, 2321080, 2611215, 2785296, 3133458, 3481620, 4177944, 4642160, 5222430, 6266916, 6963240, 7833645, 8355888, 9690509, 10444860, 12533832, 13926480, 15667290, 19381018, 20889720, 25067664, 29071527, 31334580, 38762036, 41779440, 48452545, 58143054, 62669160, 77524072, 87214581, 96905090, 116286108, 125338320, 145357635, 155048144, 174429162, 193810180, 232572216, 261643743, 290715270, 348858324, 387620360, 436072905, 465144432, 523287486, 581430540, 697716648, 775240720, 872145810, 1046574972, 1162861080, 1308218715, 1395433296, 1744291620, 2093149944, 2325722160, 2616437430, 3488583240, 4186299888, 5232874860, 6977166480, 10465749720, 20931499440]

約数ペア:

[(1, 20931499440), (2, 10465749720), (3, 6977166480), (4, 5232874860), (5, 4186299888), (6, 3488583240), (8, 2616437430), (9, 2325722160), (10, 2093149944), (12, 1744291620), (15, 1395433296), (16, 1308218715), (18, 1162861080), (20, 1046574972), (24, 872145810), (27, 775240720), (30, 697716648), (36, 581430540), (40, 523287486), (45, 465144432), (48, 436072905), (54, 387620360), (60, 348858324), (72, 290715270), (80, 261643743), (90, 232572216), (108, 193810180), (120, 174429162), (135, 155048144), (144, 145357635), (167, 125338320), (180, 116286108), (216, 96905090), (240, 87214581), (270, 77524072), (334, 62669160), (360, 58143054), (432, 48452545), (501, 41779440), (540, 38762036), (668, 31334580), (720, 29071527), (835, 25067664), (1002, 20889720), (1080, 19381018), (1336, 15667290), (1503, 13926480), (1670, 12533832), (2004, 10444860), (2160, 9690509), (2505, 8355888), (2672, 7833645), (3006, 6963240), (3340, 6266916), (4008, 5222430), (4509, 4642160), (5010, 4177944), (6012, 3481620), (6680, 3133458), (7515, 2785296), (8016, 2611215), (9018, 2321080), (10020, 2088972), (12024, 1740810), (13360, 1566729), (15030, 1392648), (18036, 1160540), (20040, 1044486), (22545, 928432), (24048, 870405), (30060, 696324), (36072, 580270), (40080, 522243), (45090, 464216), (58027, 360720), (60120, 348162), (72144, 290135), (90180, 232108), (116054, 180360), (120240, 174081)]