490784040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22349}}^1$

素因数の和:22427

約数の個数: 96

約数和(自身を含む): 1621269000

約数和(自身を除く): 1130484960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3660, 4392, 5490, 7320, 10980, 21960, 22349, 44698, 67047, 89396, 111745, 134094, 178792, 201141, 223490, 268188, 335235, 402282, 446980, 536376, 670470, 804564, 893960, 1005705, 1340940, 1363289, 1609128, 2011410, 2681880, 2726578, 4022820, 4089867, 5453156, 6816445, 8045640, 8179734, 10906312, 12269601, 13632890, 16359468, 20449335, 24539202, 27265780, 32718936, 40898670, 49078404, 54531560, 61348005, 81797340, 98156808, 122696010, 163594680, 245392020, 490784040]

約数ペア:

[(1, 490784040), (2, 245392020), (3, 163594680), (4, 122696010), (5, 98156808), (6, 81797340), (8, 61348005), (9, 54531560), (10, 49078404), (12, 40898670), (15, 32718936), (18, 27265780), (20, 24539202), (24, 20449335), (30, 16359468), (36, 13632890), (40, 12269601), (45, 10906312), (60, 8179734), (61, 8045640), (72, 6816445), (90, 5453156), (120, 4089867), (122, 4022820), (180, 2726578), (183, 2681880), (244, 2011410), (305, 1609128), (360, 1363289), (366, 1340940), (488, 1005705), (549, 893960), (610, 804564), (732, 670470), (915, 536376), (1098, 446980), (1220, 402282), (1464, 335235), (1830, 268188), (2196, 223490), (2440, 201141), (2745, 178792), (3660, 134094), (4392, 111745), (5490, 89396), (7320, 67047), (10980, 44698), (21960, 22349)]