445392376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:741

約数の個数: 128

約数和(自身を含む): 1067673600

約数和(自身を除く): 622281224

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 31, 38, 44, 52, 62, 76, 88, 104, 124, 143, 152, 209, 247, 248, 286, 341, 403, 418, 494, 572, 589, 661, 682, 806, 836, 988, 1144, 1178, 1322, 1364, 1612, 1672, 1976, 2356, 2644, 2717, 2728, 3224, 4433, 4712, 5288, 5434, 6479, 7271, 7657, 8593, 8866, 10868, 12559, 12958, 14542, 15314, 17186, 17732, 20491, 21736, 25118, 25916, 29084, 30628, 34372, 35464, 40982, 50236, 51832, 58168, 61256, 68744, 81964, 84227, 94523, 100472, 138149, 163267, 163928, 168454, 189046, 225401, 266383, 276298, 326534, 336908, 378092, 389329, 450802, 532766, 552596, 653068, 673816, 756184, 778658, 901604, 1065532, 1105192, 1306136, 1557316, 1795937, 1803208, 2131064, 2930213, 3114632, 3591874, 4282619, 5061277, 5860426, 7183748, 8565238, 10122554, 11720852, 14367496, 17130476, 20245108, 23441704, 34260952, 40490216, 55674047, 111348094, 222696188, 445392376]

約数ペア:

[(1, 445392376), (2, 222696188), (4, 111348094), (8, 55674047), (11, 40490216), (13, 34260952), (19, 23441704), (22, 20245108), (26, 17130476), (31, 14367496), (38, 11720852), (44, 10122554), (52, 8565238), (62, 7183748), (76, 5860426), (88, 5061277), (104, 4282619), (124, 3591874), (143, 3114632), (152, 2930213), (209, 2131064), (247, 1803208), (248, 1795937), (286, 1557316), (341, 1306136), (403, 1105192), (418, 1065532), (494, 901604), (572, 778658), (589, 756184), (661, 673816), (682, 653068), (806, 552596), (836, 532766), (988, 450802), (1144, 389329), (1178, 378092), (1322, 336908), (1364, 326534), (1612, 276298), (1672, 266383), (1976, 225401), (2356, 189046), (2644, 168454), (2717, 163928), (2728, 163267), (3224, 138149), (4433, 100472), (4712, 94523), (5288, 84227), (5434, 81964), (6479, 68744), (7271, 61256), (7657, 58168), (8593, 51832), (8866, 50236), (10868, 40982), (12559, 35464), (12958, 34372), (14542, 30628), (15314, 29084), (17186, 25916), (17732, 25118), (20491, 21736)]