156895420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 380007936

約数和(自身を除く): 223112516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 101, 110, 115, 202, 220, 230, 253, 307, 404, 460, 505, 506, 614, 1010, 1012, 1111, 1228, 1265, 1535, 2020, 2222, 2323, 2530, 3070, 3377, 4444, 4646, 5060, 5555, 6140, 6754, 7061, 9292, 11110, 11615, 13508, 14122, 16885, 22220, 23230, 25553, 28244, 31007, 33770, 35305, 46460, 51106, 62014, 67540, 70610, 77671, 102212, 124028, 127765, 141220, 155035, 155342, 255530, 310070, 310684, 341077, 388355, 511060, 620140, 682154, 713161, 776710, 1364308, 1426322, 1553420, 1705385, 2852644, 3410770, 3565805, 6821540, 7131610, 7844771, 14263220, 15689542, 31379084, 39223855, 78447710, 156895420]

約数ペア:

[(1, 156895420), (2, 78447710), (4, 39223855), (5, 31379084), (10, 15689542), (11, 14263220), (20, 7844771), (22, 7131610), (23, 6821540), (44, 3565805), (46, 3410770), (55, 2852644), (92, 1705385), (101, 1553420), (110, 1426322), (115, 1364308), (202, 776710), (220, 713161), (230, 682154), (253, 620140), (307, 511060), (404, 388355), (460, 341077), (505, 310684), (506, 310070), (614, 255530), (1010, 155342), (1012, 155035), (1111, 141220), (1228, 127765), (1265, 124028), (1535, 102212), (2020, 77671), (2222, 70610), (2323, 67540), (2530, 62014), (3070, 51106), (3377, 46460), (4444, 35305), (4646, 33770), (5060, 31007), (5555, 28244), (6140, 25553), (6754, 23230), (7061, 22220), (9292, 16885), (11110, 14122), (11615, 13508)]