199220840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:499

約数の個数: 128

約数和(自身を含む): 556416000

約数和(自身を除く): 357195160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 229, 239, 260, 280, 364, 455, 458, 478, 520, 728, 910, 916, 956, 1145, 1195, 1603, 1673, 1820, 1832, 1912, 2290, 2390, 2977, 3107, 3206, 3346, 3640, 4580, 4780, 5954, 6214, 6412, 6692, 8015, 8365, 9160, 9560, 11908, 12428, 12824, 13384, 14885, 15535, 16030, 16730, 20839, 21749, 23816, 24856, 29770, 31070, 32060, 33460, 41678, 43498, 54731, 59540, 62140, 64120, 66920, 83356, 86996, 104195, 108745, 109462, 119080, 124280, 166712, 173992, 208390, 217490, 218924, 273655, 383117, 416780, 434980, 437848, 547310, 711503, 766234, 833560, 869960, 1094620, 1423006, 1532468, 1915585, 2189240, 2846012, 3064936, 3557515, 3831170, 4980521, 5692024, 7115030, 7662340, 9961042, 14230060, 15324680, 19922084, 24902605, 28460120, 39844168, 49805210, 99610420, 199220840]

約数ペア:

[(1, 199220840), (2, 99610420), (4, 49805210), (5, 39844168), (7, 28460120), (8, 24902605), (10, 19922084), (13, 15324680), (14, 14230060), (20, 9961042), (26, 7662340), (28, 7115030), (35, 5692024), (40, 4980521), (52, 3831170), (56, 3557515), (65, 3064936), (70, 2846012), (91, 2189240), (104, 1915585), (130, 1532468), (140, 1423006), (182, 1094620), (229, 869960), (239, 833560), (260, 766234), (280, 711503), (364, 547310), (455, 437848), (458, 434980), (478, 416780), (520, 383117), (728, 273655), (910, 218924), (916, 217490), (956, 208390), (1145, 173992), (1195, 166712), (1603, 124280), (1673, 119080), (1820, 109462), (1832, 108745), (1912, 104195), (2290, 86996), (2390, 83356), (2977, 66920), (3107, 64120), (3206, 62140), (3346, 59540), (3640, 54731), (4580, 43498), (4780, 41678), (5954, 33460), (6214, 32060), (6412, 31070), (6692, 29770), (8015, 24856), (8365, 23816), (9160, 21749), (9560, 20839), (11908, 16730), (12428, 16030), (12824, 15535), (13384, 14885)]