74783100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:412

約数の個数: 144

約数和(自身を含む): 249984000

約数和(自身を除く): 175200900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 149, 150, 175, 210, 239, 298, 300, 350, 420, 447, 478, 525, 596, 700, 717, 745, 894, 956, 1043, 1050, 1195, 1434, 1490, 1673, 1788, 2086, 2100, 2235, 2390, 2868, 2980, 3129, 3346, 3585, 3725, 4172, 4470, 4780, 5019, 5215, 5975, 6258, 6692, 7170, 7450, 8365, 8940, 10038, 10430, 11175, 11950, 12516, 14340, 14900, 15645, 16730, 17925, 20076, 20860, 22350, 23900, 25095, 26075, 31290, 33460, 35611, 35850, 41825, 44700, 50190, 52150, 62580, 71222, 71700, 78225, 83650, 100380, 104300, 106833, 125475, 142444, 156450, 167300, 178055, 213666, 249277, 250950, 312900, 356110, 427332, 498554, 501900, 534165, 712220, 747831, 890275, 997108, 1068330, 1246385, 1495662, 1780550, 2136660, 2492770, 2670825, 2991324, 3561100, 3739155, 4985540, 5341650, 6231925, 7478310, 10683300, 12463850, 14956620, 18695775, 24927700, 37391550, 74783100]

約数ペア:

[(1, 74783100), (2, 37391550), (3, 24927700), (4, 18695775), (5, 14956620), (6, 12463850), (7, 10683300), (10, 7478310), (12, 6231925), (14, 5341650), (15, 4985540), (20, 3739155), (21, 3561100), (25, 2991324), (28, 2670825), (30, 2492770), (35, 2136660), (42, 1780550), (50, 1495662), (60, 1246385), (70, 1068330), (75, 997108), (84, 890275), (100, 747831), (105, 712220), (140, 534165), (149, 501900), (150, 498554), (175, 427332), (210, 356110), (239, 312900), (298, 250950), (300, 249277), (350, 213666), (420, 178055), (447, 167300), (478, 156450), (525, 142444), (596, 125475), (700, 106833), (717, 104300), (745, 100380), (894, 83650), (956, 78225), (1043, 71700), (1050, 71222), (1195, 62580), (1434, 52150), (1490, 50190), (1673, 44700), (1788, 41825), (2086, 35850), (2100, 35611), (2235, 33460), (2390, 31290), (2868, 26075), (2980, 25095), (3129, 23900), (3346, 22350), (3585, 20860), (3725, 20076), (4172, 17925), (4470, 16730), (4780, 15645), (5019, 14900), (5215, 14340), (5975, 12516), (6258, 11950), (6692, 11175), (7170, 10430), (7450, 10038), (8365, 8940)]