209210630

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 404103168

約数和(自身を除く): 194892538

約数列:

[1, 2, 5, 10, 31, 47, 62, 83, 94, 155, 166, 173, 235, 310, 346, 415, 470, 830, 865, 1457, 1730, 2573, 2914, 3901, 5146, 5363, 7285, 7802, 8131, 10726, 12865, 14359, 14570, 16262, 19505, 25730, 26815, 28718, 39010, 40655, 53630, 71795, 81310, 120931, 143590, 241862, 252061, 445129, 504122, 604655, 674873, 890258, 1209310, 1260305, 1349746, 2225645, 2520610, 3374365, 4451290, 6748730, 20921063, 41842126, 104605315, 209210630]

約数ペア:

[(1, 209210630), (2, 104605315), (5, 41842126), (10, 20921063), (31, 6748730), (47, 4451290), (62, 3374365), (83, 2520610), (94, 2225645), (155, 1349746), (166, 1260305), (173, 1209310), (235, 890258), (310, 674873), (346, 604655), (415, 504122), (470, 445129), (830, 252061), (865, 241862), (1457, 143590), (1730, 120931), (2573, 81310), (2914, 71795), (3901, 53630), (5146, 40655), (5363, 39010), (7285, 28718), (7802, 26815), (8131, 25730), (10726, 19505), (12865, 16262), (14359, 14570)]