21550200

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{733}}^1$

素因数の和:766

約数の個数: 144

約数和(自身を含む): 77818680

約数和(自身を除く): 56268480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 700, 733, 735, 840, 980, 1050, 1176, 1225, 1400, 1466, 1470, 1960, 2100, 2199, 2450, 2932, 2940, 3665, 3675, 4200, 4398, 4900, 5131, 5864, 5880, 7330, 7350, 8796, 9800, 10262, 10995, 14660, 14700, 15393, 17592, 18325, 20524, 21990, 25655, 29320, 29400, 30786, 35917, 36650, 41048, 43980, 51310, 54975, 61572, 71834, 73300, 76965, 87960, 102620, 107751, 109950, 123144, 128275, 143668, 146600, 153930, 179585, 205240, 215502, 219900, 256550, 287336, 307860, 359170, 384825, 431004, 439800, 513100, 538755, 615720, 718340, 769650, 862008, 897925, 1026200, 1077510, 1436680, 1539300, 1795850, 2155020, 2693775, 3078600, 3591700, 4310040, 5387550, 7183400, 10775100, 21550200]

約数ペア:

[(1, 21550200), (2, 10775100), (3, 7183400), (4, 5387550), (5, 4310040), (6, 3591700), (7, 3078600), (8, 2693775), (10, 2155020), (12, 1795850), (14, 1539300), (15, 1436680), (20, 1077510), (21, 1026200), (24, 897925), (25, 862008), (28, 769650), (30, 718340), (35, 615720), (40, 538755), (42, 513100), (49, 439800), (50, 431004), (56, 384825), (60, 359170), (70, 307860), (75, 287336), (84, 256550), (98, 219900), (100, 215502), (105, 205240), (120, 179585), (140, 153930), (147, 146600), (150, 143668), (168, 128275), (175, 123144), (196, 109950), (200, 107751), (210, 102620), (245, 87960), (280, 76965), (294, 73300), (300, 71834), (350, 61572), (392, 54975), (420, 51310), (490, 43980), (525, 41048), (588, 36650), (600, 35917), (700, 30786), (733, 29400), (735, 29320), (840, 25655), (980, 21990), (1050, 20524), (1176, 18325), (1225, 17592), (1400, 15393), (1466, 14700), (1470, 14660), (1960, 10995), (2100, 10262), (2199, 9800), (2450, 8796), (2932, 7350), (2940, 7330), (3665, 5880), (3675, 5864), (4200, 5131), (4398, 4900)]