19244280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 64281600

約数和(自身を除く): 45037320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 61, 66, 88, 110, 120, 122, 132, 165, 183, 220, 239, 244, 264, 305, 330, 366, 440, 478, 488, 610, 660, 671, 717, 732, 915, 956, 1195, 1220, 1320, 1342, 1434, 1464, 1830, 1912, 2013, 2390, 2440, 2629, 2684, 2868, 3355, 3585, 3660, 4026, 4780, 5258, 5368, 5736, 6710, 7170, 7320, 7887, 8052, 9560, 10065, 10516, 13145, 13420, 14340, 14579, 15774, 16104, 20130, 21032, 26290, 26840, 28680, 29158, 31548, 39435, 40260, 43737, 52580, 58316, 63096, 72895, 78870, 80520, 87474, 105160, 116632, 145790, 157740, 160369, 174948, 218685, 291580, 315480, 320738, 349896, 437370, 481107, 583160, 641476, 801845, 874740, 962214, 1282952, 1603690, 1749480, 1924428, 2405535, 3207380, 3848856, 4811070, 6414760, 9622140, 19244280]

約数ペア:

[(1, 19244280), (2, 9622140), (3, 6414760), (4, 4811070), (5, 3848856), (6, 3207380), (8, 2405535), (10, 1924428), (11, 1749480), (12, 1603690), (15, 1282952), (20, 962214), (22, 874740), (24, 801845), (30, 641476), (33, 583160), (40, 481107), (44, 437370), (55, 349896), (60, 320738), (61, 315480), (66, 291580), (88, 218685), (110, 174948), (120, 160369), (122, 157740), (132, 145790), (165, 116632), (183, 105160), (220, 87474), (239, 80520), (244, 78870), (264, 72895), (305, 63096), (330, 58316), (366, 52580), (440, 43737), (478, 40260), (488, 39435), (610, 31548), (660, 29158), (671, 28680), (717, 26840), (732, 26290), (915, 21032), (956, 20130), (1195, 16104), (1220, 15774), (1320, 14579), (1342, 14340), (1434, 13420), (1464, 13145), (1830, 10516), (1912, 10065), (2013, 9560), (2390, 8052), (2440, 7887), (2629, 7320), (2684, 7170), (2868, 6710), (3355, 5736), (3585, 5368), (3660, 5258), (4026, 4780)]