1395181040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:511

約数の個数: 160

約数和(自身を含む): 3685478400

約数和(自身を除く): 2290297360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 199, 220, 248, 257, 310, 341, 398, 440, 496, 514, 620, 682, 796, 880, 995, 1028, 1240, 1285, 1364, 1592, 1705, 1990, 2056, 2189, 2480, 2570, 2728, 2827, 3184, 3410, 3980, 4112, 4378, 5140, 5456, 5654, 6169, 6820, 7960, 7967, 8756, 10280, 10945, 11308, 12338, 13640, 14135, 15920, 15934, 17512, 20560, 21890, 22616, 24676, 27280, 28270, 30845, 31868, 35024, 39835, 43780, 45232, 49352, 51143, 56540, 61690, 63736, 67859, 79670, 87560, 87637, 98704, 102286, 113080, 123380, 127472, 135718, 159340, 175120, 175274, 204572, 226160, 246760, 255715, 271436, 318680, 339295, 350548, 409144, 438185, 493520, 511430, 542872, 562573, 637360, 678590, 701096, 818288, 876370, 1022860, 1085744, 1125146, 1357180, 1402192, 1585433, 1752740, 2045720, 2250292, 2714360, 2812865, 3170866, 3505480, 4091440, 4500584, 5428720, 5625730, 6341732, 7010960, 7927165, 9001168, 11251460, 12683464, 15854330, 17439763, 22502920, 25366928, 31708660, 34879526, 45005840, 63417320, 69759052, 87198815, 126834640, 139518104, 174397630, 279036208, 348795260, 697590520, 1395181040]

約数ペア:

[(1, 1395181040), (2, 697590520), (4, 348795260), (5, 279036208), (8, 174397630), (10, 139518104), (11, 126834640), (16, 87198815), (20, 69759052), (22, 63417320), (31, 45005840), (40, 34879526), (44, 31708660), (55, 25366928), (62, 22502920), (80, 17439763), (88, 15854330), (110, 12683464), (124, 11251460), (155, 9001168), (176, 7927165), (199, 7010960), (220, 6341732), (248, 5625730), (257, 5428720), (310, 4500584), (341, 4091440), (398, 3505480), (440, 3170866), (496, 2812865), (514, 2714360), (620, 2250292), (682, 2045720), (796, 1752740), (880, 1585433), (995, 1402192), (1028, 1357180), (1240, 1125146), (1285, 1085744), (1364, 1022860), (1592, 876370), (1705, 818288), (1990, 701096), (2056, 678590), (2189, 637360), (2480, 562573), (2570, 542872), (2728, 511430), (2827, 493520), (3184, 438185), (3410, 409144), (3980, 350548), (4112, 339295), (4378, 318680), (5140, 271436), (5456, 255715), (5654, 246760), (6169, 226160), (6820, 204572), (7960, 175274), (7967, 175120), (8756, 159340), (10280, 135718), (10945, 127472), (11308, 123380), (12338, 113080), (13640, 102286), (14135, 98704), (15920, 87637), (15934, 87560), (17512, 79670), (20560, 67859), (21890, 63736), (22616, 61690), (24676, 56540), (27280, 51143), (28270, 49352), (30845, 45232), (31868, 43780), (35024, 39835)]