30439520

素因数分解:

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

素因数の和:101

約数の個数: 144

約数和(自身を含む): 82954368

約数和(自身を除く): 52514848

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 31, 32, 34, 38, 40, 62, 68, 76, 80, 85, 95, 124, 136, 152, 155, 160, 170, 190, 248, 272, 304, 310, 323, 340, 361, 380, 496, 527, 544, 589, 608, 620, 646, 680, 722, 760, 992, 1054, 1178, 1240, 1292, 1360, 1444, 1520, 1615, 1805, 2108, 2356, 2480, 2584, 2635, 2720, 2888, 2945, 3040, 3230, 3610, 4216, 4712, 4960, 5168, 5270, 5776, 5890, 6137, 6460, 7220, 8432, 9424, 10013, 10336, 10540, 11191, 11552, 11780, 12274, 12920, 14440, 16864, 18848, 20026, 21080, 22382, 23560, 24548, 25840, 28880, 30685, 40052, 42160, 44764, 47120, 49096, 50065, 51680, 55955, 57760, 61370, 80104, 84320, 89528, 94240, 98192, 100130, 111910, 122740, 160208, 179056, 190247, 196384, 200260, 223820, 245480, 320416, 358112, 380494, 400520, 447640, 490960, 760988, 801040, 895280, 951235, 981920, 1521976, 1602080, 1790560, 1902470, 3043952, 3804940, 6087904, 7609880, 15219760, 30439520]

約数ペア:

[(1, 30439520), (2, 15219760), (4, 7609880), (5, 6087904), (8, 3804940), (10, 3043952), (16, 1902470), (17, 1790560), (19, 1602080), (20, 1521976), (31, 981920), (32, 951235), (34, 895280), (38, 801040), (40, 760988), (62, 490960), (68, 447640), (76, 400520), (80, 380494), (85, 358112), (95, 320416), (124, 245480), (136, 223820), (152, 200260), (155, 196384), (160, 190247), (170, 179056), (190, 160208), (248, 122740), (272, 111910), (304, 100130), (310, 98192), (323, 94240), (340, 89528), (361, 84320), (380, 80104), (496, 61370), (527, 57760), (544, 55955), (589, 51680), (608, 50065), (620, 49096), (646, 47120), (680, 44764), (722, 42160), (760, 40052), (992, 30685), (1054, 28880), (1178, 25840), (1240, 24548), (1292, 23560), (1360, 22382), (1444, 21080), (1520, 20026), (1615, 18848), (1805, 16864), (2108, 14440), (2356, 12920), (2480, 12274), (2584, 11780), (2635, 11552), (2720, 11191), (2888, 10540), (2945, 10336), (3040, 10013), (3230, 9424), (3610, 8432), (4216, 7220), (4712, 6460), (4960, 6137), (5168, 5890), (5270, 5776)]