2150081570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{383}}^1$

素因数の和:640

約数の個数: 128

約数和(自身を含む): 4954521600

約数和(自身を除く): 2804440030

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 199, 217, 310, 383, 398, 403, 434, 455, 766, 806, 910, 995, 1085, 1393, 1915, 1990, 2015, 2170, 2587, 2681, 2786, 2821, 3830, 4030, 4979, 5174, 5362, 5642, 6169, 6965, 9958, 11873, 12338, 12935, 13405, 13930, 14105, 18109, 23746, 24895, 25870, 26810, 28210, 30845, 34853, 36218, 43183, 49790, 59365, 61690, 69706, 76217, 80197, 83111, 86366, 90545, 118730, 152434, 154349, 160394, 166222, 174265, 181090, 215915, 308698, 348530, 381085, 400985, 415555, 431830, 533519, 561379, 762170, 771745, 801970, 831110, 990821, 1067038, 1080443, 1122758, 1543490, 1981642, 2160886, 2362727, 2667595, 2806895, 4725454, 4954105, 5335190, 5402215, 5613790, 6935747, 9908210, 10804430, 11813635, 13871494, 16539089, 23627270, 30715451, 33078178, 34678735, 61430902, 69357470, 82695445, 153577255, 165390890, 215008157, 307154510, 430016314, 1075040785, 2150081570]

約数ペア:

[(1, 2150081570), (2, 1075040785), (5, 430016314), (7, 307154510), (10, 215008157), (13, 165390890), (14, 153577255), (26, 82695445), (31, 69357470), (35, 61430902), (62, 34678735), (65, 33078178), (70, 30715451), (91, 23627270), (130, 16539089), (155, 13871494), (182, 11813635), (199, 10804430), (217, 9908210), (310, 6935747), (383, 5613790), (398, 5402215), (403, 5335190), (434, 4954105), (455, 4725454), (766, 2806895), (806, 2667595), (910, 2362727), (995, 2160886), (1085, 1981642), (1393, 1543490), (1915, 1122758), (1990, 1080443), (2015, 1067038), (2170, 990821), (2587, 831110), (2681, 801970), (2786, 771745), (2821, 762170), (3830, 561379), (4030, 533519), (4979, 431830), (5174, 415555), (5362, 400985), (5642, 381085), (6169, 348530), (6965, 308698), (9958, 215915), (11873, 181090), (12338, 174265), (12935, 166222), (13405, 160394), (13930, 154349), (14105, 152434), (18109, 118730), (23746, 90545), (24895, 86366), (25870, 83111), (26810, 80197), (28210, 76217), (30845, 69706), (34853, 61690), (36218, 59365), (43183, 49790)]