1949314920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{7559}}^1$

素因数の和:7887

約数の個数: 128

約数和(自身を含む): 6706022400

約数和(自身を除く): 4756707480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 307, 420, 614, 840, 921, 1228, 1535, 1842, 2149, 2456, 3070, 3684, 4298, 4605, 6140, 6447, 7368, 7559, 8596, 9210, 10745, 12280, 12894, 15118, 17192, 18420, 21490, 22677, 25788, 30236, 32235, 36840, 37795, 42980, 45354, 51576, 52913, 60472, 64470, 75590, 85960, 90708, 105826, 113385, 128940, 151180, 158739, 181416, 211652, 226770, 257880, 264565, 302360, 317478, 423304, 453540, 529130, 634956, 793695, 907080, 1058260, 1269912, 1587390, 2116520, 2320613, 3174780, 4641226, 6349560, 6961839, 9282452, 11603065, 13923678, 16244291, 18564904, 23206130, 27847356, 32488582, 34809195, 46412260, 48732873, 55694712, 64977164, 69618390, 81221455, 92824520, 97465746, 129954328, 139236780, 162442910, 194931492, 243664365, 278473560, 324885820, 389862984, 487328730, 649771640, 974657460, 1949314920]

約数ペア:

[(1, 1949314920), (2, 974657460), (3, 649771640), (4, 487328730), (5, 389862984), (6, 324885820), (7, 278473560), (8, 243664365), (10, 194931492), (12, 162442910), (14, 139236780), (15, 129954328), (20, 97465746), (21, 92824520), (24, 81221455), (28, 69618390), (30, 64977164), (35, 55694712), (40, 48732873), (42, 46412260), (56, 34809195), (60, 32488582), (70, 27847356), (84, 23206130), (105, 18564904), (120, 16244291), (140, 13923678), (168, 11603065), (210, 9282452), (280, 6961839), (307, 6349560), (420, 4641226), (614, 3174780), (840, 2320613), (921, 2116520), (1228, 1587390), (1535, 1269912), (1842, 1058260), (2149, 907080), (2456, 793695), (3070, 634956), (3684, 529130), (4298, 453540), (4605, 423304), (6140, 317478), (6447, 302360), (7368, 264565), (7559, 257880), (8596, 226770), (9210, 211652), (10745, 181416), (12280, 158739), (12894, 151180), (15118, 128940), (17192, 113385), (18420, 105826), (21490, 90708), (22677, 85960), (25788, 75590), (30236, 64470), (32235, 60472), (36840, 52913), (37795, 51576), (42980, 45354)]