821100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:64

約数の個数: 144

約数和(自身を含む): 2999808

約数和(自身を除く): 2178708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 23, 25, 28, 30, 34, 35, 42, 46, 50, 51, 60, 68, 69, 70, 75, 84, 85, 92, 100, 102, 105, 115, 119, 138, 140, 150, 161, 170, 175, 204, 210, 230, 238, 255, 276, 300, 322, 340, 345, 350, 357, 391, 420, 425, 460, 476, 483, 510, 525, 575, 595, 644, 690, 700, 714, 782, 805, 850, 966, 1020, 1050, 1150, 1173, 1190, 1275, 1380, 1428, 1564, 1610, 1700, 1725, 1785, 1932, 1955, 2100, 2300, 2346, 2380, 2415, 2550, 2737, 2975, 3220, 3450, 3570, 3910, 4025, 4692, 4830, 5100, 5474, 5865, 5950, 6900, 7140, 7820, 8050, 8211, 8925, 9660, 9775, 10948, 11730, 11900, 12075, 13685, 16100, 16422, 17850, 19550, 23460, 24150, 27370, 29325, 32844, 35700, 39100, 41055, 48300, 54740, 58650, 68425, 82110, 117300, 136850, 164220, 205275, 273700, 410550, 821100]

約数ペア:

[(1, 821100), (2, 410550), (3, 273700), (4, 205275), (5, 164220), (6, 136850), (7, 117300), (10, 82110), (12, 68425), (14, 58650), (15, 54740), (17, 48300), (20, 41055), (21, 39100), (23, 35700), (25, 32844), (28, 29325), (30, 27370), (34, 24150), (35, 23460), (42, 19550), (46, 17850), (50, 16422), (51, 16100), (60, 13685), (68, 12075), (69, 11900), (70, 11730), (75, 10948), (84, 9775), (85, 9660), (92, 8925), (100, 8211), (102, 8050), (105, 7820), (115, 7140), (119, 6900), (138, 5950), (140, 5865), (150, 5474), (161, 5100), (170, 4830), (175, 4692), (204, 4025), (210, 3910), (230, 3570), (238, 3450), (255, 3220), (276, 2975), (300, 2737), (322, 2550), (340, 2415), (345, 2380), (350, 2346), (357, 2300), (391, 2100), (420, 1955), (425, 1932), (460, 1785), (476, 1725), (483, 1700), (510, 1610), (525, 1564), (575, 1428), (595, 1380), (644, 1275), (690, 1190), (700, 1173), (714, 1150), (782, 1050), (805, 1020), (850, 966)]