974523440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:451

約数の個数: 160

約数和(自身を含む): 2579834880

約数和(自身を除く): 1605311440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 139, 155, 176, 220, 248, 257, 278, 310, 341, 440, 496, 514, 556, 620, 682, 695, 880, 1028, 1112, 1240, 1285, 1364, 1390, 1529, 1705, 2056, 2224, 2480, 2570, 2728, 2780, 2827, 3058, 3410, 4112, 4309, 5140, 5456, 5560, 5654, 6116, 6820, 7645, 7967, 8618, 10280, 11120, 11308, 12232, 13640, 14135, 15290, 15934, 17236, 20560, 21545, 22616, 24464, 27280, 28270, 30580, 31868, 34472, 35723, 39835, 43090, 45232, 47399, 56540, 61160, 63736, 68944, 71446, 79670, 86180, 87637, 94798, 113080, 122320, 127472, 142892, 159340, 172360, 175274, 178615, 189596, 226160, 236995, 285784, 318680, 344720, 350548, 357230, 379192, 392953, 438185, 473990, 571568, 637360, 701096, 714460, 758384, 785906, 876370, 947980, 1107413, 1402192, 1428920, 1571812, 1752740, 1895960, 1964765, 2214826, 2857840, 3143624, 3505480, 3791920, 3929530, 4429652, 5537065, 6287248, 7010960, 7859060, 8859304, 11074130, 12181543, 15718120, 17718608, 22148260, 24363086, 31436240, 44296520, 48726172, 60907715, 88593040, 97452344, 121815430, 194904688, 243630860, 487261720, 974523440]

約数ペア:

[(1, 974523440), (2, 487261720), (4, 243630860), (5, 194904688), (8, 121815430), (10, 97452344), (11, 88593040), (16, 60907715), (20, 48726172), (22, 44296520), (31, 31436240), (40, 24363086), (44, 22148260), (55, 17718608), (62, 15718120), (80, 12181543), (88, 11074130), (110, 8859304), (124, 7859060), (139, 7010960), (155, 6287248), (176, 5537065), (220, 4429652), (248, 3929530), (257, 3791920), (278, 3505480), (310, 3143624), (341, 2857840), (440, 2214826), (496, 1964765), (514, 1895960), (556, 1752740), (620, 1571812), (682, 1428920), (695, 1402192), (880, 1107413), (1028, 947980), (1112, 876370), (1240, 785906), (1285, 758384), (1364, 714460), (1390, 701096), (1529, 637360), (1705, 571568), (2056, 473990), (2224, 438185), (2480, 392953), (2570, 379192), (2728, 357230), (2780, 350548), (2827, 344720), (3058, 318680), (3410, 285784), (4112, 236995), (4309, 226160), (5140, 189596), (5456, 178615), (5560, 175274), (5654, 172360), (6116, 159340), (6820, 142892), (7645, 127472), (7967, 122320), (8618, 113080), (10280, 94798), (11120, 87637), (11308, 86180), (12232, 79670), (13640, 71446), (14135, 68944), (15290, 63736), (15934, 61160), (17236, 56540), (20560, 47399), (21545, 45232), (22616, 43090), (24464, 39835), (27280, 35723), (28270, 34472), (30580, 31868)]