13258980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:658

約数の個数: 144

約数和(自身を含む): 48746880

約数和(自身を除く): 35487900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 619, 630, 714, 765, 1020, 1071, 1190, 1238, 1260, 1428, 1530, 1785, 1857, 2142, 2380, 2476, 3060, 3095, 3570, 3714, 4284, 4333, 5355, 5571, 6190, 7140, 7428, 8666, 9285, 10523, 10710, 11142, 12380, 12999, 17332, 18570, 21046, 21420, 21665, 22284, 25998, 27855, 31569, 37140, 38997, 42092, 43330, 51996, 52615, 55710, 63138, 64995, 73661, 77994, 86660, 94707, 105230, 111420, 126276, 129990, 147322, 155988, 157845, 189414, 194985, 210460, 220983, 259980, 294644, 315690, 368305, 378828, 389970, 441966, 473535, 631380, 662949, 736610, 779940, 883932, 947070, 1104915, 1325898, 1473220, 1894140, 2209830, 2651796, 3314745, 4419660, 6629490, 13258980]

約数ペア:

[(1, 13258980), (2, 6629490), (3, 4419660), (4, 3314745), (5, 2651796), (6, 2209830), (7, 1894140), (9, 1473220), (10, 1325898), (12, 1104915), (14, 947070), (15, 883932), (17, 779940), (18, 736610), (20, 662949), (21, 631380), (28, 473535), (30, 441966), (34, 389970), (35, 378828), (36, 368305), (42, 315690), (45, 294644), (51, 259980), (60, 220983), (63, 210460), (68, 194985), (70, 189414), (84, 157845), (85, 155988), (90, 147322), (102, 129990), (105, 126276), (119, 111420), (126, 105230), (140, 94707), (153, 86660), (170, 77994), (180, 73661), (204, 64995), (210, 63138), (238, 55710), (252, 52615), (255, 51996), (306, 43330), (315, 42092), (340, 38997), (357, 37140), (420, 31569), (476, 27855), (510, 25998), (595, 22284), (612, 21665), (619, 21420), (630, 21046), (714, 18570), (765, 17332), (1020, 12999), (1071, 12380), (1190, 11142), (1238, 10710), (1260, 10523), (1428, 9285), (1530, 8666), (1785, 7428), (1857, 7140), (2142, 6190), (2380, 5571), (2476, 5355), (3060, 4333), (3095, 4284), (3570, 3714)]