2019604020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:762

約数の個数: 192

約数和(自身を含む): 6614576640

約数和(自身を除く): 4594972620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 97, 105, 140, 178, 194, 210, 267, 291, 356, 388, 420, 445, 485, 534, 557, 582, 623, 679, 890, 970, 1068, 1114, 1164, 1246, 1335, 1358, 1455, 1671, 1780, 1869, 1940, 2037, 2228, 2492, 2670, 2716, 2785, 2910, 3115, 3342, 3395, 3738, 3899, 4074, 5340, 5570, 5820, 6230, 6684, 6790, 7476, 7798, 8148, 8355, 8633, 9345, 10185, 11140, 11697, 12460, 13580, 15596, 16710, 17266, 18690, 19495, 20370, 23394, 25899, 33420, 34532, 37380, 38990, 40740, 43165, 46788, 49573, 51798, 54029, 58485, 60431, 77980, 86330, 99146, 103596, 108058, 116970, 120862, 129495, 148719, 162087, 172660, 181293, 198292, 216116, 233940, 241724, 247865, 258990, 270145, 297438, 302155, 324174, 347011, 362586, 378203, 495730, 517980, 540290, 594876, 604310, 648348, 694022, 725172, 743595, 756406, 810435, 906465, 991460, 1041033, 1080580, 1134609, 1208620, 1388044, 1487190, 1512812, 1620870, 1735055, 1812930, 1891015, 2082066, 2269218, 2974380, 3241740, 3470110, 3625860, 3782030, 4164132, 4538436, 4808581, 5205165, 5673045, 6940220, 7564060, 9617162, 10410330, 11346090, 14425743, 19234324, 20820660, 22692180, 24042905, 28851486, 33660067, 48085810, 57702972, 67320134, 72128715, 96171620, 100980201, 134640268, 144257430, 168300335, 201960402, 288514860, 336600670, 403920804, 504901005, 673201340, 1009802010, 2019604020]

約数ペア:

[(1, 2019604020), (2, 1009802010), (3, 673201340), (4, 504901005), (5, 403920804), (6, 336600670), (7, 288514860), (10, 201960402), (12, 168300335), (14, 144257430), (15, 134640268), (20, 100980201), (21, 96171620), (28, 72128715), (30, 67320134), (35, 57702972), (42, 48085810), (60, 33660067), (70, 28851486), (84, 24042905), (89, 22692180), (97, 20820660), (105, 19234324), (140, 14425743), (178, 11346090), (194, 10410330), (210, 9617162), (267, 7564060), (291, 6940220), (356, 5673045), (388, 5205165), (420, 4808581), (445, 4538436), (485, 4164132), (534, 3782030), (557, 3625860), (582, 3470110), (623, 3241740), (679, 2974380), (890, 2269218), (970, 2082066), (1068, 1891015), (1114, 1812930), (1164, 1735055), (1246, 1620870), (1335, 1512812), (1358, 1487190), (1455, 1388044), (1671, 1208620), (1780, 1134609), (1869, 1080580), (1940, 1041033), (2037, 991460), (2228, 906465), (2492, 810435), (2670, 756406), (2716, 743595), (2785, 725172), (2910, 694022), (3115, 648348), (3342, 604310), (3395, 594876), (3738, 540290), (3899, 517980), (4074, 495730), (5340, 378203), (5570, 362586), (5820, 347011), (6230, 324174), (6684, 302155), (6790, 297438), (7476, 270145), (7798, 258990), (8148, 247865), (8355, 241724), (8633, 233940), (9345, 216116), (10185, 198292), (11140, 181293), (11697, 172660), (12460, 162087), (13580, 148719), (15596, 129495), (16710, 120862), (17266, 116970), (18690, 108058), (19495, 103596), (20370, 99146), (23394, 86330), (25899, 77980), (33420, 60431), (34532, 58485), (37380, 54029), (38990, 51798), (40740, 49573), (43165, 46788)]