66551940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:291

約数の個数: 288

約数和(自身を含む): 264176640

約数和(自身を除く): 197624700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 28, 30, 34, 35, 36, 39, 42, 45, 51, 52, 60, 63, 65, 68, 70, 78, 84, 85, 90, 91, 102, 105, 117, 119, 126, 130, 140, 153, 156, 170, 180, 182, 195, 204, 210, 221, 234, 238, 239, 252, 255, 260, 273, 306, 315, 340, 357, 364, 390, 420, 442, 455, 468, 476, 478, 510, 546, 585, 595, 612, 630, 663, 714, 717, 765, 780, 819, 884, 910, 956, 1020, 1071, 1092, 1105, 1170, 1190, 1195, 1260, 1326, 1365, 1428, 1434, 1530, 1547, 1638, 1673, 1785, 1820, 1989, 2142, 2151, 2210, 2340, 2380, 2390, 2652, 2730, 2868, 3060, 3094, 3107, 3276, 3315, 3346, 3570, 3585, 3978, 4063, 4095, 4284, 4302, 4420, 4641, 4780, 5019, 5355, 5460, 6188, 6214, 6630, 6692, 7140, 7170, 7735, 7956, 8126, 8190, 8365, 8604, 9282, 9321, 9945, 10038, 10710, 10755, 12189, 12428, 13260, 13923, 14340, 15057, 15470, 15535, 16252, 16380, 16730, 18564, 18642, 19890, 20076, 20315, 21420, 21510, 21749, 23205, 24378, 25095, 27846, 27963, 28441, 30114, 30940, 31070, 33460, 36567, 37284, 39780, 40630, 43020, 43498, 46410, 46605, 48756, 50190, 52819, 55692, 55926, 56882, 60228, 60945, 62140, 65247, 69615, 73134, 75285, 81260, 85323, 86996, 92820, 93210, 100380, 105638, 108745, 111852, 113764, 121890, 130494, 139230, 139815, 142205, 146268, 150570, 158457, 170646, 182835, 186420, 195741, 211276, 217490, 243780, 255969, 260988, 264095, 278460, 279630, 284410, 301140, 316914, 326235, 341292, 365670, 369733, 391482, 426615, 434980, 475371, 511938, 528190, 559260, 568820, 633828, 652470, 731340, 739466, 782964, 792285, 853230, 950742, 978705, 1023876, 1056380, 1109199, 1279845, 1304940, 1478932, 1584570, 1706460, 1848665, 1901484, 1957410, 2218398, 2376855, 2559690, 3169140, 3327597, 3697330, 3914820, 4436796, 4753710, 5119380, 5545995, 6655194, 7394660, 9507420, 11091990, 13310388, 16637985, 22183980, 33275970, 66551940]

約数ペア:

[(1, 66551940), (2, 33275970), (3, 22183980), (4, 16637985), (5, 13310388), (6, 11091990), (7, 9507420), (9, 7394660), (10, 6655194), (12, 5545995), (13, 5119380), (14, 4753710), (15, 4436796), (17, 3914820), (18, 3697330), (20, 3327597), (21, 3169140), (26, 2559690), (28, 2376855), (30, 2218398), (34, 1957410), (35, 1901484), (36, 1848665), (39, 1706460), (42, 1584570), (45, 1478932), (51, 1304940), (52, 1279845), (60, 1109199), (63, 1056380), (65, 1023876), (68, 978705), (70, 950742), (78, 853230), (84, 792285), (85, 782964), (90, 739466), (91, 731340), (102, 652470), (105, 633828), (117, 568820), (119, 559260), (126, 528190), (130, 511938), (140, 475371), (153, 434980), (156, 426615), (170, 391482), (180, 369733), (182, 365670), (195, 341292), (204, 326235), (210, 316914), (221, 301140), (234, 284410), (238, 279630), (239, 278460), (252, 264095), (255, 260988), (260, 255969), (273, 243780), (306, 217490), (315, 211276), (340, 195741), (357, 186420), (364, 182835), (390, 170646), (420, 158457), (442, 150570), (455, 146268), (468, 142205), (476, 139815), (478, 139230), (510, 130494), (546, 121890), (585, 113764), (595, 111852), (612, 108745), (630, 105638), (663, 100380), (714, 93210), (717, 92820), (765, 86996), (780, 85323), (819, 81260), (884, 75285), (910, 73134), (956, 69615), (1020, 65247), (1071, 62140), (1092, 60945), (1105, 60228), (1170, 56882), (1190, 55926), (1195, 55692), (1260, 52819), (1326, 50190), (1365, 48756), (1428, 46605), (1434, 46410), (1530, 43498), (1547, 43020), (1638, 40630), (1673, 39780), (1785, 37284), (1820, 36567), (1989, 33460), (2142, 31070), (2151, 30940), (2210, 30114), (2340, 28441), (2380, 27963), (2390, 27846), (2652, 25095), (2730, 24378), (2868, 23205), (3060, 21749), (3094, 21510), (3107, 21420), (3276, 20315), (3315, 20076), (3346, 19890), (3570, 18642), (3585, 18564), (3978, 16730), (4063, 16380), (4095, 16252), (4284, 15535), (4302, 15470), (4420, 15057), (4641, 14340), (4780, 13923), (5019, 13260), (5355, 12428), (5460, 12189), (6188, 10755), (6214, 10710), (6630, 10038), (6692, 9945), (7140, 9321), (7170, 9282), (7735, 8604), (7956, 8365), (8126, 8190)]