42385980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1109}}^1$

素因数の和:1148

約数の個数: 144

約数和(自身を含む): 148811040

約数和(自身を除く): 106425060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1109, 1274, 1365, 1470, 1820, 1911, 2218, 2548, 2730, 2940, 3185, 3327, 3822, 4436, 5460, 5545, 6370, 6654, 7644, 7763, 9555, 11090, 12740, 13308, 14417, 15526, 16635, 19110, 22180, 23289, 28834, 31052, 33270, 38220, 38815, 43251, 46578, 54341, 57668, 66540, 72085, 77630, 86502, 93156, 100919, 108682, 116445, 144170, 155260, 163023, 173004, 201838, 216255, 217364, 232890, 271705, 288340, 302757, 326046, 403676, 432510, 465780, 504595, 543410, 605514, 652092, 706433, 815115, 865020, 1009190, 1086820, 1211028, 1412866, 1513785, 1630230, 2018380, 2119299, 2825732, 3027570, 3260460, 3532165, 4238598, 6055140, 7064330, 8477196, 10596495, 14128660, 21192990, 42385980]

約数ペア:

[(1, 42385980), (2, 21192990), (3, 14128660), (4, 10596495), (5, 8477196), (6, 7064330), (7, 6055140), (10, 4238598), (12, 3532165), (13, 3260460), (14, 3027570), (15, 2825732), (20, 2119299), (21, 2018380), (26, 1630230), (28, 1513785), (30, 1412866), (35, 1211028), (39, 1086820), (42, 1009190), (49, 865020), (52, 815115), (60, 706433), (65, 652092), (70, 605514), (78, 543410), (84, 504595), (91, 465780), (98, 432510), (105, 403676), (130, 326046), (140, 302757), (147, 288340), (156, 271705), (182, 232890), (195, 217364), (196, 216255), (210, 201838), (245, 173004), (260, 163023), (273, 155260), (294, 144170), (364, 116445), (390, 108682), (420, 100919), (455, 93156), (490, 86502), (546, 77630), (588, 72085), (637, 66540), (735, 57668), (780, 54341), (910, 46578), (980, 43251), (1092, 38815), (1109, 38220), (1274, 33270), (1365, 31052), (1470, 28834), (1820, 23289), (1911, 22180), (2218, 19110), (2548, 16635), (2730, 15526), (2940, 14417), (3185, 13308), (3327, 12740), (3822, 11090), (4436, 9555), (5460, 7763), (5545, 7644), (6370, 6654)]