203420910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{823}}^1$

素因数の和:958

約数の個数: 128

約数和(自身を含む): 615112704

約数和(自身を除く): 411691794

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 107, 110, 154, 165, 210, 214, 231, 321, 330, 385, 462, 535, 642, 749, 770, 823, 1070, 1155, 1177, 1498, 1605, 1646, 2247, 2310, 2354, 2469, 3210, 3531, 3745, 4115, 4494, 4938, 5761, 5885, 7062, 7490, 8230, 8239, 9053, 11235, 11522, 11770, 12345, 16478, 17283, 17655, 18106, 22470, 24690, 24717, 27159, 28805, 34566, 35310, 41195, 45265, 49434, 54318, 57610, 63371, 82390, 86415, 88061, 90530, 123585, 126742, 135795, 172830, 176122, 190113, 247170, 264183, 271590, 316855, 380226, 440305, 528366, 616427, 633710, 880610, 950565, 968671, 1232854, 1320915, 1849281, 1901130, 1937342, 2641830, 2906013, 3082135, 3698562, 4843355, 5812026, 6164270, 6780697, 9246405, 9686710, 13561394, 14530065, 18492810, 20342091, 29060130, 33903485, 40684182, 67806970, 101710455, 203420910]

約数ペア:

[(1, 203420910), (2, 101710455), (3, 67806970), (5, 40684182), (6, 33903485), (7, 29060130), (10, 20342091), (11, 18492810), (14, 14530065), (15, 13561394), (21, 9686710), (22, 9246405), (30, 6780697), (33, 6164270), (35, 5812026), (42, 4843355), (55, 3698562), (66, 3082135), (70, 2906013), (77, 2641830), (105, 1937342), (107, 1901130), (110, 1849281), (154, 1320915), (165, 1232854), (210, 968671), (214, 950565), (231, 880610), (321, 633710), (330, 616427), (385, 528366), (462, 440305), (535, 380226), (642, 316855), (749, 271590), (770, 264183), (823, 247170), (1070, 190113), (1155, 176122), (1177, 172830), (1498, 135795), (1605, 126742), (1646, 123585), (2247, 90530), (2310, 88061), (2354, 86415), (2469, 82390), (3210, 63371), (3531, 57610), (3745, 54318), (4115, 49434), (4494, 45265), (4938, 41195), (5761, 35310), (5885, 34566), (7062, 28805), (7490, 27159), (8230, 24717), (8239, 24690), (9053, 22470), (11235, 18106), (11522, 17655), (11770, 17283), (12345, 16478)]