248579760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7243}}^1$

素因数の和:7283

約数の個数: 160

約数和(自身を含む): 905442048

約数和(自身を除く): 656862288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 2145, 2288, 2640, 2860, 3120, 3432, 4290, 5720, 6864, 7243, 8580, 11440, 14486, 17160, 21729, 28972, 34320, 36215, 43458, 57944, 72430, 79673, 86916, 94159, 108645, 115888, 144860, 159346, 173832, 188318, 217290, 239019, 282477, 289720, 318692, 347664, 376636, 398365, 434580, 470795, 478038, 564954, 579440, 637384, 753272, 796730, 869160, 941590, 956076, 1035749, 1129908, 1195095, 1274768, 1412385, 1506544, 1593460, 1738320, 1883180, 1912152, 2071498, 2259816, 2390190, 2824770, 3107247, 3186920, 3766360, 3824304, 4142996, 4519632, 4780380, 5178745, 5649540, 6214494, 6373840, 7532720, 8285992, 9560760, 10357490, 11299080, 12428988, 15536235, 16571984, 19121520, 20714980, 22598160, 24857976, 31072470, 41429960, 49715952, 62144940, 82859920, 124289880, 248579760]

約数ペア:

[(1, 248579760), (2, 124289880), (3, 82859920), (4, 62144940), (5, 49715952), (6, 41429960), (8, 31072470), (10, 24857976), (11, 22598160), (12, 20714980), (13, 19121520), (15, 16571984), (16, 15536235), (20, 12428988), (22, 11299080), (24, 10357490), (26, 9560760), (30, 8285992), (33, 7532720), (39, 6373840), (40, 6214494), (44, 5649540), (48, 5178745), (52, 4780380), (55, 4519632), (60, 4142996), (65, 3824304), (66, 3766360), (78, 3186920), (80, 3107247), (88, 2824770), (104, 2390190), (110, 2259816), (120, 2071498), (130, 1912152), (132, 1883180), (143, 1738320), (156, 1593460), (165, 1506544), (176, 1412385), (195, 1274768), (208, 1195095), (220, 1129908), (240, 1035749), (260, 956076), (264, 941590), (286, 869160), (312, 796730), (330, 753272), (390, 637384), (429, 579440), (440, 564954), (520, 478038), (528, 470795), (572, 434580), (624, 398365), (660, 376636), (715, 347664), (780, 318692), (858, 289720), (880, 282477), (1040, 239019), (1144, 217290), (1320, 188318), (1430, 173832), (1560, 159346), (1716, 144860), (2145, 115888), (2288, 108645), (2640, 94159), (2860, 86916), (3120, 79673), (3432, 72430), (4290, 57944), (5720, 43458), (6864, 36215), (7243, 34320), (8580, 28972), (11440, 21729), (14486, 17160)]