220587900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:540

約数の個数: 144

約数和(自身を含む): 693538944

約数和(自身を除く): 472951044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 163, 195, 260, 300, 325, 326, 347, 390, 489, 650, 652, 694, 780, 815, 975, 978, 1041, 1300, 1388, 1630, 1735, 1950, 1956, 2082, 2119, 2445, 3260, 3470, 3900, 4075, 4164, 4238, 4511, 4890, 5205, 6357, 6940, 8150, 8476, 8675, 9022, 9780, 10410, 10595, 12225, 12714, 13533, 16300, 17350, 18044, 20820, 21190, 22555, 24450, 25428, 26025, 27066, 31785, 34700, 42380, 45110, 48900, 52050, 52975, 54132, 56561, 63570, 67665, 90220, 104100, 105950, 112775, 113122, 127140, 135330, 158925, 169683, 211900, 225550, 226244, 270660, 282805, 317850, 338325, 339366, 451100, 565610, 635700, 676650, 678732, 735293, 848415, 1131220, 1353300, 1414025, 1470586, 1696830, 2205879, 2828050, 2941172, 3393660, 3676465, 4242075, 4411758, 5656100, 7352930, 8484150, 8823516, 11029395, 14705860, 16968300, 18382325, 22058790, 36764650, 44117580, 55146975, 73529300, 110293950, 220587900]

約数ペア:

[(1, 220587900), (2, 110293950), (3, 73529300), (4, 55146975), (5, 44117580), (6, 36764650), (10, 22058790), (12, 18382325), (13, 16968300), (15, 14705860), (20, 11029395), (25, 8823516), (26, 8484150), (30, 7352930), (39, 5656100), (50, 4411758), (52, 4242075), (60, 3676465), (65, 3393660), (75, 2941172), (78, 2828050), (100, 2205879), (130, 1696830), (150, 1470586), (156, 1414025), (163, 1353300), (195, 1131220), (260, 848415), (300, 735293), (325, 678732), (326, 676650), (347, 635700), (390, 565610), (489, 451100), (650, 339366), (652, 338325), (694, 317850), (780, 282805), (815, 270660), (975, 226244), (978, 225550), (1041, 211900), (1300, 169683), (1388, 158925), (1630, 135330), (1735, 127140), (1950, 113122), (1956, 112775), (2082, 105950), (2119, 104100), (2445, 90220), (3260, 67665), (3470, 63570), (3900, 56561), (4075, 54132), (4164, 52975), (4238, 52050), (4511, 48900), (4890, 45110), (5205, 42380), (6357, 34700), (6940, 31785), (8150, 27066), (8476, 26025), (8675, 25428), (9022, 24450), (9780, 22555), (10410, 21190), (10595, 20820), (12225, 18044), (12714, 17350), (13533, 16300)]