303904240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{619}}^1$

素因数の和:687

約数の個数: 120

約数和(自身を含む): 790864560

約数和(自身を除く): 486960320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 361, 380, 619, 646, 680, 722, 760, 1238, 1292, 1360, 1444, 1520, 1615, 1805, 2476, 2584, 2888, 3095, 3230, 3610, 4952, 5168, 5776, 6137, 6190, 6460, 7220, 9904, 10523, 11761, 12274, 12380, 12920, 14440, 21046, 23522, 24548, 24760, 25840, 28880, 30685, 42092, 47044, 49096, 49520, 52615, 58805, 61370, 84184, 94088, 98192, 105230, 117610, 122740, 168368, 188176, 199937, 210460, 223459, 235220, 245480, 399874, 420920, 446918, 470440, 490960, 799748, 841840, 893836, 940880, 999685, 1117295, 1599496, 1787672, 1999370, 2234590, 3198992, 3575344, 3798803, 3998740, 4469180, 7597606, 7997480, 8938360, 15195212, 15994960, 17876720, 18994015, 30390424, 37988030, 60780848, 75976060, 151952120, 303904240]

約数ペア:

[(1, 303904240), (2, 151952120), (4, 75976060), (5, 60780848), (8, 37988030), (10, 30390424), (16, 18994015), (17, 17876720), (19, 15994960), (20, 15195212), (34, 8938360), (38, 7997480), (40, 7597606), (68, 4469180), (76, 3998740), (80, 3798803), (85, 3575344), (95, 3198992), (136, 2234590), (152, 1999370), (170, 1787672), (190, 1599496), (272, 1117295), (304, 999685), (323, 940880), (340, 893836), (361, 841840), (380, 799748), (619, 490960), (646, 470440), (680, 446918), (722, 420920), (760, 399874), (1238, 245480), (1292, 235220), (1360, 223459), (1444, 210460), (1520, 199937), (1615, 188176), (1805, 168368), (2476, 122740), (2584, 117610), (2888, 105230), (3095, 98192), (3230, 94088), (3610, 84184), (4952, 61370), (5168, 58805), (5776, 52615), (6137, 49520), (6190, 49096), (6460, 47044), (7220, 42092), (9904, 30685), (10523, 28880), (11761, 25840), (12274, 24760), (12380, 24548), (12920, 23522), (14440, 21046)]