1219756140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{35111}}^1$

素因数の和:35319

約数の個数: 72

約数和(自身を含む): 3719203488

約数和(自身を除く): 2499447348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 193, 386, 579, 772, 965, 1158, 1737, 1930, 2316, 2895, 3474, 3860, 5790, 6948, 8685, 11580, 17370, 34740, 35111, 70222, 105333, 140444, 175555, 210666, 315999, 351110, 421332, 526665, 631998, 702220, 1053330, 1263996, 1579995, 2106660, 3159990, 6319980, 6776423, 13552846, 20329269, 27105692, 33882115, 40658538, 60987807, 67764230, 81317076, 101646345, 121975614, 135528460, 203292690, 243951228, 304939035, 406585380, 609878070, 1219756140]

約数ペア:

[(1, 1219756140), (2, 609878070), (3, 406585380), (4, 304939035), (5, 243951228), (6, 203292690), (9, 135528460), (10, 121975614), (12, 101646345), (15, 81317076), (18, 67764230), (20, 60987807), (30, 40658538), (36, 33882115), (45, 27105692), (60, 20329269), (90, 13552846), (180, 6776423), (193, 6319980), (386, 3159990), (579, 2106660), (772, 1579995), (965, 1263996), (1158, 1053330), (1737, 702220), (1930, 631998), (2316, 526665), (2895, 421332), (3474, 351110), (3860, 315999), (5790, 210666), (6948, 175555), (8685, 140444), (11580, 105333), (17370, 70222), (34740, 35111)]