144988240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 389975040

約数和(自身を除く): 244986800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 31, 34, 38, 40, 62, 68, 76, 80, 85, 95, 124, 136, 152, 155, 170, 181, 190, 248, 272, 304, 310, 323, 340, 362, 380, 496, 527, 589, 620, 646, 680, 724, 760, 905, 1054, 1178, 1240, 1292, 1360, 1448, 1520, 1615, 1810, 2108, 2356, 2480, 2584, 2635, 2896, 2945, 3077, 3230, 3439, 3620, 4216, 4712, 5168, 5270, 5611, 5890, 6154, 6460, 6878, 7240, 8432, 9424, 10013, 10540, 11222, 11780, 12308, 12920, 13756, 14480, 15385, 17195, 20026, 21080, 22444, 23560, 24616, 25840, 27512, 28055, 30770, 34390, 40052, 42160, 44888, 47120, 49232, 50065, 55024, 56110, 58463, 61540, 68780, 80104, 89776, 95387, 100130, 106609, 112220, 116926, 123080, 137560, 160208, 190774, 200260, 213218, 224440, 233852, 246160, 275120, 292315, 381548, 400520, 426436, 448880, 467704, 476935, 533045, 584630, 763096, 801040, 852872, 935408, 953870, 1066090, 1169260, 1526192, 1705744, 1812353, 1907740, 2132180, 2338520, 3624706, 3815480, 4264360, 4677040, 7249412, 7630960, 8528720, 9061765, 14498824, 18123530, 28997648, 36247060, 72494120, 144988240]

約数ペア:

[(1, 144988240), (2, 72494120), (4, 36247060), (5, 28997648), (8, 18123530), (10, 14498824), (16, 9061765), (17, 8528720), (19, 7630960), (20, 7249412), (31, 4677040), (34, 4264360), (38, 3815480), (40, 3624706), (62, 2338520), (68, 2132180), (76, 1907740), (80, 1812353), (85, 1705744), (95, 1526192), (124, 1169260), (136, 1066090), (152, 953870), (155, 935408), (170, 852872), (181, 801040), (190, 763096), (248, 584630), (272, 533045), (304, 476935), (310, 467704), (323, 448880), (340, 426436), (362, 400520), (380, 381548), (496, 292315), (527, 275120), (589, 246160), (620, 233852), (646, 224440), (680, 213218), (724, 200260), (760, 190774), (905, 160208), (1054, 137560), (1178, 123080), (1240, 116926), (1292, 112220), (1360, 106609), (1448, 100130), (1520, 95387), (1615, 89776), (1810, 80104), (2108, 68780), (2356, 61540), (2480, 58463), (2584, 56110), (2635, 55024), (2896, 50065), (2945, 49232), (3077, 47120), (3230, 44888), (3439, 42160), (3620, 40052), (4216, 34390), (4712, 30770), (5168, 28055), (5270, 27512), (5611, 25840), (5890, 24616), (6154, 23560), (6460, 22444), (6878, 21080), (7240, 20026), (8432, 17195), (9424, 15385), (10013, 14480), (10540, 13756), (11222, 12920), (11780, 12308)]