209213190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{26119}}^1$

素因数の和:26221

約数の個数: 48

約数和(自身を含む): 550087200

約数和(自身を除く): 340874010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2670, 4005, 8010, 26119, 52238, 78357, 130595, 156714, 235071, 261190, 391785, 470142, 783570, 1175355, 2324591, 2350710, 4649182, 6973773, 11622955, 13947546, 20921319, 23245910, 34868865, 41842638, 69737730, 104606595, 209213190]

約数ペア:

[(1, 209213190), (2, 104606595), (3, 69737730), (5, 41842638), (6, 34868865), (9, 23245910), (10, 20921319), (15, 13947546), (18, 11622955), (30, 6973773), (45, 4649182), (89, 2350710), (90, 2324591), (178, 1175355), (267, 783570), (445, 470142), (534, 391785), (801, 261190), (890, 235071), (1335, 156714), (1602, 130595), (2670, 78357), (4005, 52238), (8010, 26119)]