220196240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:441

約数の個数: 160

約数和(自身を含む): 607461120

約数和(自身を除く): 387264880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 41, 44, 55, 68, 80, 82, 85, 88, 110, 136, 164, 170, 176, 187, 205, 220, 272, 328, 340, 359, 374, 410, 440, 451, 656, 680, 697, 718, 748, 820, 880, 902, 935, 1360, 1394, 1436, 1496, 1640, 1795, 1804, 1870, 2255, 2788, 2872, 2992, 3280, 3485, 3590, 3608, 3740, 3949, 4510, 5576, 5744, 6103, 6970, 7180, 7216, 7480, 7667, 7898, 9020, 11152, 12206, 13940, 14360, 14719, 14960, 15334, 15796, 18040, 19745, 24412, 27880, 28720, 29438, 30515, 30668, 31592, 36080, 38335, 39490, 48824, 55760, 58876, 61030, 61336, 63184, 67133, 73595, 76670, 78980, 97648, 117752, 122060, 122672, 134266, 147190, 153340, 157960, 161909, 235504, 244120, 250223, 268532, 294380, 306680, 315920, 323818, 335665, 488240, 500446, 537064, 588760, 613360, 647636, 671330, 809545, 1000892, 1074128, 1177520, 1251115, 1295272, 1342660, 1619090, 2001784, 2502230, 2590544, 2685320, 2752453, 3238180, 4003568, 5004460, 5370640, 5504906, 6476360, 10008920, 11009812, 12952720, 13762265, 20017840, 22019624, 27524530, 44039248, 55049060, 110098120, 220196240]

約数ペア:

[(1, 220196240), (2, 110098120), (4, 55049060), (5, 44039248), (8, 27524530), (10, 22019624), (11, 20017840), (16, 13762265), (17, 12952720), (20, 11009812), (22, 10008920), (34, 6476360), (40, 5504906), (41, 5370640), (44, 5004460), (55, 4003568), (68, 3238180), (80, 2752453), (82, 2685320), (85, 2590544), (88, 2502230), (110, 2001784), (136, 1619090), (164, 1342660), (170, 1295272), (176, 1251115), (187, 1177520), (205, 1074128), (220, 1000892), (272, 809545), (328, 671330), (340, 647636), (359, 613360), (374, 588760), (410, 537064), (440, 500446), (451, 488240), (656, 335665), (680, 323818), (697, 315920), (718, 306680), (748, 294380), (820, 268532), (880, 250223), (902, 244120), (935, 235504), (1360, 161909), (1394, 157960), (1436, 153340), (1496, 147190), (1640, 134266), (1795, 122672), (1804, 122060), (1870, 117752), (2255, 97648), (2788, 78980), (2872, 76670), (2992, 73595), (3280, 67133), (3485, 63184), (3590, 61336), (3608, 61030), (3740, 58876), (3949, 55760), (4510, 48824), (5576, 39490), (5744, 38335), (6103, 36080), (6970, 31592), (7180, 30668), (7216, 30515), (7480, 29438), (7667, 28720), (7898, 27880), (9020, 24412), (11152, 19745), (12206, 18040), (13940, 15796), (14360, 15334), (14719, 14960)]