54408900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2030

約数の個数: 144

約数和(自身を含む): 193848704

約数和(自身を除く): 139439804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1300, 1365, 1820, 1950, 1993, 2100, 2275, 2730, 3900, 3986, 4550, 5460, 5979, 6825, 7972, 9100, 9965, 11958, 13650, 13951, 19930, 23916, 25909, 27300, 27902, 29895, 39860, 41853, 49825, 51818, 55804, 59790, 69755, 77727, 83706, 99650, 103636, 119580, 129545, 139510, 149475, 155454, 167412, 181363, 199300, 209265, 259090, 279020, 298950, 310908, 348775, 362726, 388635, 418530, 518180, 544089, 597900, 647725, 697550, 725452, 777270, 837060, 906815, 1046325, 1088178, 1295450, 1395100, 1554540, 1813630, 1943175, 2092650, 2176356, 2590900, 2720445, 3627260, 3886350, 4185300, 4534075, 5440890, 7772700, 9068150, 10881780, 13602225, 18136300, 27204450, 54408900]

約数ペア:

[(1, 54408900), (2, 27204450), (3, 18136300), (4, 13602225), (5, 10881780), (6, 9068150), (7, 7772700), (10, 5440890), (12, 4534075), (13, 4185300), (14, 3886350), (15, 3627260), (20, 2720445), (21, 2590900), (25, 2176356), (26, 2092650), (28, 1943175), (30, 1813630), (35, 1554540), (39, 1395100), (42, 1295450), (50, 1088178), (52, 1046325), (60, 906815), (65, 837060), (70, 777270), (75, 725452), (78, 697550), (84, 647725), (91, 597900), (100, 544089), (105, 518180), (130, 418530), (140, 388635), (150, 362726), (156, 348775), (175, 310908), (182, 298950), (195, 279020), (210, 259090), (260, 209265), (273, 199300), (300, 181363), (325, 167412), (350, 155454), (364, 149475), (390, 139510), (420, 129545), (455, 119580), (525, 103636), (546, 99650), (650, 83706), (700, 77727), (780, 69755), (910, 59790), (975, 55804), (1050, 51818), (1092, 49825), (1300, 41853), (1365, 39860), (1820, 29895), (1950, 27902), (1993, 27300), (2100, 25909), (2275, 23916), (2730, 19930), (3900, 13951), (3986, 13650), (4550, 11958), (5460, 9965), (5979, 9100), (6825, 7972)]