638669460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 288

約数和(自身を含む): 2169691776

約数和(自身を除く): 1531022316

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 67, 78, 101, 110, 121, 130, 132, 134, 143, 156, 165, 195, 201, 202, 220, 242, 260, 268, 286, 303, 330, 335, 363, 390, 402, 404, 429, 484, 505, 572, 605, 606, 660, 670, 715, 726, 737, 780, 804, 858, 871, 1005, 1010, 1111, 1210, 1212, 1313, 1340, 1430, 1452, 1474, 1515, 1573, 1716, 1742, 1815, 2010, 2020, 2145, 2211, 2222, 2420, 2613, 2626, 2860, 2948, 3030, 3146, 3333, 3484, 3630, 3685, 3939, 4020, 4290, 4355, 4422, 4444, 4719, 5226, 5252, 5555, 6060, 6292, 6565, 6666, 6767, 7260, 7370, 7865, 7878, 8107, 8580, 8710, 8844, 9438, 9581, 10452, 11055, 11110, 12221, 13065, 13130, 13332, 13534, 14443, 14740, 15730, 15756, 16214, 16665, 17420, 18876, 19162, 19695, 20301, 22110, 22220, 23595, 24321, 24442, 26130, 26260, 27068, 28743, 28886, 31460, 32428, 33330, 33835, 36663, 38324, 39390, 40535, 40602, 43329, 44220, 47190, 47905, 48642, 48884, 52260, 57486, 57772, 61105, 66660, 67670, 72215, 73326, 74437, 78780, 81070, 81204, 86658, 87971, 94380, 95810, 97284, 101505, 105391, 114972, 121605, 122210, 135340, 143715, 144430, 146652, 148874, 158873, 162140, 173316, 175942, 183315, 191620, 203010, 210782, 216645, 223311, 243210, 244420, 263913, 287430, 288860, 297748, 316173, 317746, 351884, 366630, 372185, 406020, 421564, 433290, 439855, 446622, 476619, 486420, 526955, 527826, 574860, 632346, 635492, 733260, 744370, 794365, 818807, 866580, 879710, 893244, 953238, 967681, 1053910, 1055652, 1116555, 1264692, 1319565, 1488740, 1580865, 1588730, 1637614, 1759420, 1906476, 1935362, 2107820, 2233110, 2383095, 2456421, 2639130, 2903043, 3161730, 3177460, 3275228, 3870724, 4094035, 4466220, 4766190, 4838405, 4912842, 5278260, 5806086, 6323460, 8188070, 9532380, 9676810, 9825684, 10644491, 11612172, 12282105, 14515215, 16376140, 19353620, 21288982, 24564210, 29030430, 31933473, 42577964, 49128420, 53222455, 58060860, 63866946, 106444910, 127733892, 159667365, 212889820, 319334730, 638669460]

約数ペア:

[(1, 638669460), (2, 319334730), (3, 212889820), (4, 159667365), (5, 127733892), (6, 106444910), (10, 63866946), (11, 58060860), (12, 53222455), (13, 49128420), (15, 42577964), (20, 31933473), (22, 29030430), (26, 24564210), (30, 21288982), (33, 19353620), (39, 16376140), (44, 14515215), (52, 12282105), (55, 11612172), (60, 10644491), (65, 9825684), (66, 9676810), (67, 9532380), (78, 8188070), (101, 6323460), (110, 5806086), (121, 5278260), (130, 4912842), (132, 4838405), (134, 4766190), (143, 4466220), (156, 4094035), (165, 3870724), (195, 3275228), (201, 3177460), (202, 3161730), (220, 2903043), (242, 2639130), (260, 2456421), (268, 2383095), (286, 2233110), (303, 2107820), (330, 1935362), (335, 1906476), (363, 1759420), (390, 1637614), (402, 1588730), (404, 1580865), (429, 1488740), (484, 1319565), (505, 1264692), (572, 1116555), (605, 1055652), (606, 1053910), (660, 967681), (670, 953238), (715, 893244), (726, 879710), (737, 866580), (780, 818807), (804, 794365), (858, 744370), (871, 733260), (1005, 635492), (1010, 632346), (1111, 574860), (1210, 527826), (1212, 526955), (1313, 486420), (1340, 476619), (1430, 446622), (1452, 439855), (1474, 433290), (1515, 421564), (1573, 406020), (1716, 372185), (1742, 366630), (1815, 351884), (2010, 317746), (2020, 316173), (2145, 297748), (2211, 288860), (2222, 287430), (2420, 263913), (2613, 244420), (2626, 243210), (2860, 223311), (2948, 216645), (3030, 210782), (3146, 203010), (3333, 191620), (3484, 183315), (3630, 175942), (3685, 173316), (3939, 162140), (4020, 158873), (4290, 148874), (4355, 146652), (4422, 144430), (4444, 143715), (4719, 135340), (5226, 122210), (5252, 121605), (5555, 114972), (6060, 105391), (6292, 101505), (6565, 97284), (6666, 95810), (6767, 94380), (7260, 87971), (7370, 86658), (7865, 81204), (7878, 81070), (8107, 78780), (8580, 74437), (8710, 73326), (8844, 72215), (9438, 67670), (9581, 66660), (10452, 61105), (11055, 57772), (11110, 57486), (12221, 52260), (13065, 48884), (13130, 48642), (13332, 47905), (13534, 47190), (14443, 44220), (14740, 43329), (15730, 40602), (15756, 40535), (16214, 39390), (16665, 38324), (17420, 36663), (18876, 33835), (19162, 33330), (19695, 32428), (20301, 31460), (22110, 28886), (22220, 28743), (23595, 27068), (24321, 26260), (24442, 26130)]