219943920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1583

約数の個数: 160

約数和(自身を含む): 788520960

約数和(自身を除く): 568577040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 89, 105, 112, 120, 140, 168, 178, 210, 240, 267, 280, 336, 356, 420, 445, 534, 560, 623, 712, 840, 890, 1068, 1246, 1335, 1424, 1471, 1680, 1780, 1869, 2136, 2492, 2670, 2942, 3115, 3560, 3738, 4272, 4413, 4984, 5340, 5884, 6230, 7120, 7355, 7476, 8826, 9345, 9968, 10297, 10680, 11768, 12460, 14710, 14952, 17652, 18690, 20594, 21360, 22065, 23536, 24920, 29420, 29904, 30891, 35304, 37380, 41188, 44130, 49840, 51485, 58840, 61782, 70608, 74760, 82376, 88260, 102970, 117680, 123564, 130919, 149520, 154455, 164752, 176520, 205940, 247128, 261838, 308910, 353040, 392757, 411880, 494256, 523676, 617820, 654595, 785514, 823760, 916433, 1047352, 1235640, 1309190, 1571028, 1832866, 1963785, 2094704, 2471280, 2618380, 2749299, 3142056, 3665732, 3927570, 4582165, 5236760, 5498598, 6284112, 7331464, 7855140, 9164330, 10473520, 10997196, 13746495, 14662928, 15710280, 18328660, 21994392, 27492990, 31420560, 36657320, 43988784, 54985980, 73314640, 109971960, 219943920]

約数ペア:

[(1, 219943920), (2, 109971960), (3, 73314640), (4, 54985980), (5, 43988784), (6, 36657320), (7, 31420560), (8, 27492990), (10, 21994392), (12, 18328660), (14, 15710280), (15, 14662928), (16, 13746495), (20, 10997196), (21, 10473520), (24, 9164330), (28, 7855140), (30, 7331464), (35, 6284112), (40, 5498598), (42, 5236760), (48, 4582165), (56, 3927570), (60, 3665732), (70, 3142056), (80, 2749299), (84, 2618380), (89, 2471280), (105, 2094704), (112, 1963785), (120, 1832866), (140, 1571028), (168, 1309190), (178, 1235640), (210, 1047352), (240, 916433), (267, 823760), (280, 785514), (336, 654595), (356, 617820), (420, 523676), (445, 494256), (534, 411880), (560, 392757), (623, 353040), (712, 308910), (840, 261838), (890, 247128), (1068, 205940), (1246, 176520), (1335, 164752), (1424, 154455), (1471, 149520), (1680, 130919), (1780, 123564), (1869, 117680), (2136, 102970), (2492, 88260), (2670, 82376), (2942, 74760), (3115, 70608), (3560, 61782), (3738, 58840), (4272, 51485), (4413, 49840), (4984, 44130), (5340, 41188), (5884, 37380), (6230, 35304), (7120, 30891), (7355, 29904), (7476, 29420), (8826, 24920), (9345, 23536), (9968, 22065), (10297, 21360), (10680, 20594), (11768, 18690), (12460, 17652), (14710, 14952)]