204214920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18701}}^1$

素因数の和:18735

約数の個数: 128

約数和(自身を含む): 754064640

約数和(自身を除く): 549849720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 18701, 37402, 56103, 74804, 93505, 112206, 130907, 149608, 187010, 224412, 243113, 261814, 280515, 374020, 392721, 448824, 486226, 523628, 561030, 654535, 729339, 748040, 785442, 972452, 1047256, 1122060, 1215565, 1309070, 1458678, 1570884, 1701791, 1944904, 1963605, 2244120, 2431130, 2618140, 2917356, 3141768, 3403582, 3646695, 3927210, 4862260, 5105373, 5236280, 5834712, 6807164, 7293390, 7854420, 8508955, 9724520, 10210746, 13614328, 14586780, 15708840, 17017910, 20421492, 25526865, 29173560, 34035820, 40842984, 51053730, 68071640, 102107460, 204214920]

約数ペア:

[(1, 204214920), (2, 102107460), (3, 68071640), (4, 51053730), (5, 40842984), (6, 34035820), (7, 29173560), (8, 25526865), (10, 20421492), (12, 17017910), (13, 15708840), (14, 14586780), (15, 13614328), (20, 10210746), (21, 9724520), (24, 8508955), (26, 7854420), (28, 7293390), (30, 6807164), (35, 5834712), (39, 5236280), (40, 5105373), (42, 4862260), (52, 3927210), (56, 3646695), (60, 3403582), (65, 3141768), (70, 2917356), (78, 2618140), (84, 2431130), (91, 2244120), (104, 1963605), (105, 1944904), (120, 1701791), (130, 1570884), (140, 1458678), (156, 1309070), (168, 1215565), (182, 1122060), (195, 1047256), (210, 972452), (260, 785442), (273, 748040), (280, 729339), (312, 654535), (364, 561030), (390, 523628), (420, 486226), (455, 448824), (520, 392721), (546, 374020), (728, 280515), (780, 261814), (840, 243113), (910, 224412), (1092, 187010), (1365, 149608), (1560, 130907), (1820, 112206), (2184, 93505), (2730, 74804), (3640, 56103), (5460, 37402), (10920, 18701)]