2016558740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{61}}^2\times {\mathrm{79}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 5084352000

約数和(自身を除く): 3067793260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 79, 98, 122, 140, 158, 196, 244, 245, 305, 316, 343, 395, 427, 490, 553, 610, 686, 790, 854, 980, 1106, 1220, 1372, 1580, 1708, 1715, 2135, 2212, 2765, 2989, 3430, 3721, 3871, 4270, 4819, 5530, 5978, 6860, 7442, 7742, 8540, 9638, 11060, 11956, 14884, 14945, 15484, 18605, 19276, 19355, 20923, 24095, 26047, 27097, 29890, 33733, 37210, 38710, 41846, 48190, 52094, 54194, 59780, 67466, 74420, 77420, 83692, 96380, 104188, 104615, 108388, 130235, 134932, 135485, 168665, 182329, 209230, 236131, 260470, 270970, 293959, 337330, 364658, 418460, 472262, 520940, 541940, 587918, 674660, 729316, 911645, 944524, 1175836, 1180655, 1276303, 1469795, 1652917, 1823290, 2057713, 2361310, 2552606, 2939590, 3305834, 3646580, 4115426, 4722620, 5105212, 5879180, 6381515, 6611668, 8230852, 8264585, 10288565, 12763030, 14403991, 16529170, 20577130, 25526060, 28807982, 33058340, 41154260, 57615964, 72019955, 100827937, 144039910, 201655874, 288079820, 403311748, 504139685, 1008279370, 2016558740]

約数ペア:

[(1, 2016558740), (2, 1008279370), (4, 504139685), (5, 403311748), (7, 288079820), (10, 201655874), (14, 144039910), (20, 100827937), (28, 72019955), (35, 57615964), (49, 41154260), (61, 33058340), (70, 28807982), (79, 25526060), (98, 20577130), (122, 16529170), (140, 14403991), (158, 12763030), (196, 10288565), (244, 8264585), (245, 8230852), (305, 6611668), (316, 6381515), (343, 5879180), (395, 5105212), (427, 4722620), (490, 4115426), (553, 3646580), (610, 3305834), (686, 2939590), (790, 2552606), (854, 2361310), (980, 2057713), (1106, 1823290), (1220, 1652917), (1372, 1469795), (1580, 1276303), (1708, 1180655), (1715, 1175836), (2135, 944524), (2212, 911645), (2765, 729316), (2989, 674660), (3430, 587918), (3721, 541940), (3871, 520940), (4270, 472262), (4819, 418460), (5530, 364658), (5978, 337330), (6860, 293959), (7442, 270970), (7742, 260470), (8540, 236131), (9638, 209230), (11060, 182329), (11956, 168665), (14884, 135485), (14945, 134932), (15484, 130235), (18605, 108388), (19276, 104615), (19355, 104188), (20923, 96380), (24095, 83692), (26047, 77420), (27097, 74420), (29890, 67466), (33733, 59780), (37210, 54194), (38710, 52094), (41846, 48190)]