210835400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:639

約数の個数: 96

約数和(自身を含む): 521618400

約数和(自身を除く): 310783000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 113, 152, 190, 200, 226, 380, 452, 475, 491, 565, 760, 904, 950, 982, 1130, 1900, 1964, 2147, 2260, 2455, 2825, 3800, 3928, 4294, 4520, 4910, 5650, 8588, 9329, 9820, 10735, 11300, 12275, 17176, 18658, 19640, 21470, 22600, 24550, 37316, 42940, 46645, 49100, 53675, 55483, 74632, 85880, 93290, 98200, 107350, 110966, 186580, 214700, 221932, 233225, 277415, 373160, 429400, 443864, 466450, 554830, 932900, 1054177, 1109660, 1387075, 1865800, 2108354, 2219320, 2774150, 4216708, 5270885, 5548300, 8433416, 10541770, 11096600, 21083540, 26354425, 42167080, 52708850, 105417700, 210835400]

約数ペア:

[(1, 210835400), (2, 105417700), (4, 52708850), (5, 42167080), (8, 26354425), (10, 21083540), (19, 11096600), (20, 10541770), (25, 8433416), (38, 5548300), (40, 5270885), (50, 4216708), (76, 2774150), (95, 2219320), (100, 2108354), (113, 1865800), (152, 1387075), (190, 1109660), (200, 1054177), (226, 932900), (380, 554830), (452, 466450), (475, 443864), (491, 429400), (565, 373160), (760, 277415), (904, 233225), (950, 221932), (982, 214700), (1130, 186580), (1900, 110966), (1964, 107350), (2147, 98200), (2260, 93290), (2455, 85880), (2825, 74632), (3800, 55483), (3928, 53675), (4294, 49100), (4520, 46645), (4910, 42940), (5650, 37316), (8588, 24550), (9329, 22600), (9820, 21470), (10735, 19640), (11300, 18658), (12275, 17176)]