17390490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 128

約数和(自身を含む): 49496832

約数和(自身を除く): 32106342

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 43, 51, 61, 65, 78, 85, 86, 102, 122, 129, 130, 170, 183, 195, 215, 221, 255, 258, 305, 366, 390, 430, 442, 510, 559, 610, 645, 663, 731, 793, 915, 1037, 1105, 1118, 1290, 1326, 1462, 1586, 1677, 1830, 2074, 2193, 2210, 2379, 2623, 2795, 3111, 3315, 3354, 3655, 3965, 4386, 4758, 5185, 5246, 5590, 6222, 6630, 7310, 7869, 7930, 8385, 9503, 10370, 10965, 11895, 13115, 13481, 15555, 15738, 16770, 19006, 21930, 23790, 26230, 26962, 28509, 31110, 34099, 39345, 40443, 44591, 47515, 57018, 67405, 68198, 78690, 80886, 89182, 95030, 102297, 133773, 134810, 142545, 170495, 202215, 204594, 222955, 267546, 285090, 340990, 404430, 445910, 511485, 579683, 668865, 1022970, 1159366, 1337730, 1739049, 2898415, 3478098, 5796830, 8695245, 17390490]

約数ペア:

[(1, 17390490), (2, 8695245), (3, 5796830), (5, 3478098), (6, 2898415), (10, 1739049), (13, 1337730), (15, 1159366), (17, 1022970), (26, 668865), (30, 579683), (34, 511485), (39, 445910), (43, 404430), (51, 340990), (61, 285090), (65, 267546), (78, 222955), (85, 204594), (86, 202215), (102, 170495), (122, 142545), (129, 134810), (130, 133773), (170, 102297), (183, 95030), (195, 89182), (215, 80886), (221, 78690), (255, 68198), (258, 67405), (305, 57018), (366, 47515), (390, 44591), (430, 40443), (442, 39345), (510, 34099), (559, 31110), (610, 28509), (645, 26962), (663, 26230), (731, 23790), (793, 21930), (915, 19006), (1037, 16770), (1105, 15738), (1118, 15555), (1290, 13481), (1326, 13115), (1462, 11895), (1586, 10965), (1677, 10370), (1830, 9503), (2074, 8385), (2193, 7930), (2210, 7869), (2379, 7310), (2623, 6630), (2795, 6222), (3111, 5590), (3315, 5246), (3354, 5185), (3655, 4758), (3965, 4386)]