215548380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 676769184

約数和(自身を除く): 461220804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 67, 90, 122, 134, 180, 183, 201, 244, 268, 293, 305, 335, 366, 402, 549, 586, 603, 610, 670, 732, 804, 879, 915, 1005, 1098, 1172, 1206, 1220, 1340, 1465, 1758, 1830, 2010, 2196, 2412, 2637, 2745, 2930, 3015, 3516, 3660, 4020, 4087, 4395, 5274, 5490, 5860, 6030, 8174, 8790, 10548, 10980, 12060, 12261, 13185, 16348, 17580, 17873, 19631, 20435, 24522, 26370, 35746, 36783, 39262, 40870, 49044, 52740, 53619, 58893, 61305, 71492, 73566, 78524, 81740, 89365, 98155, 107238, 117786, 122610, 147132, 160857, 176679, 178730, 183915, 196310, 214476, 235572, 245220, 268095, 294465, 321714, 353358, 357460, 367830, 392620, 536190, 588930, 643428, 706716, 735660, 804285, 883395, 1072380, 1177860, 1197491, 1608570, 1766790, 2394982, 3217140, 3533580, 3592473, 4789964, 5987455, 7184946, 10777419, 11974910, 14369892, 17962365, 21554838, 23949820, 35924730, 43109676, 53887095, 71849460, 107774190, 215548380]

約数ペア:

[(1, 215548380), (2, 107774190), (3, 71849460), (4, 53887095), (5, 43109676), (6, 35924730), (9, 23949820), (10, 21554838), (12, 17962365), (15, 14369892), (18, 11974910), (20, 10777419), (30, 7184946), (36, 5987455), (45, 4789964), (60, 3592473), (61, 3533580), (67, 3217140), (90, 2394982), (122, 1766790), (134, 1608570), (180, 1197491), (183, 1177860), (201, 1072380), (244, 883395), (268, 804285), (293, 735660), (305, 706716), (335, 643428), (366, 588930), (402, 536190), (549, 392620), (586, 367830), (603, 357460), (610, 353358), (670, 321714), (732, 294465), (804, 268095), (879, 245220), (915, 235572), (1005, 214476), (1098, 196310), (1172, 183915), (1206, 178730), (1220, 176679), (1340, 160857), (1465, 147132), (1758, 122610), (1830, 117786), (2010, 107238), (2196, 98155), (2412, 89365), (2637, 81740), (2745, 78524), (2930, 73566), (3015, 71492), (3516, 61305), (3660, 58893), (4020, 53619), (4087, 52740), (4395, 49044), (5274, 40870), (5490, 39262), (5860, 36783), (6030, 35746), (8174, 26370), (8790, 24522), (10548, 20435), (10980, 19631), (12060, 17873), (12261, 17580), (13185, 16348)]