212766645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 454616064

約数和(自身を除く): 241849419

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 35, 39, 51, 53, 65, 85, 91, 105, 119, 159, 173, 195, 221, 255, 265, 273, 357, 371, 455, 519, 595, 663, 689, 795, 865, 901, 1105, 1113, 1211, 1365, 1547, 1785, 1855, 2067, 2249, 2595, 2703, 2941, 3315, 3445, 3633, 4505, 4641, 4823, 5565, 6055, 6307, 6747, 7735, 8823, 9169, 10335, 11245, 11713, 13515, 14469, 14705, 15743, 18165, 18921, 20587, 23205, 24115, 27507, 31535, 33735, 35139, 38233, 44115, 45845, 47229, 58565, 61761, 64183, 72345, 78715, 81991, 94605, 102935, 114699, 119197, 137535, 155873, 175695, 191165, 192549, 236145, 245973, 267631, 308805, 320915, 357591, 409955, 467619, 573495, 595985, 779365, 802893, 834379, 962745, 1091111, 1229865, 1338155, 1787955, 2026349, 2338095, 2503137, 3273333, 4014465, 4171895, 5455555, 6079047, 10131745, 12515685, 14184443, 16366665, 30395235, 42553329, 70922215, 212766645]

約数ペア:

[(1, 212766645), (3, 70922215), (5, 42553329), (7, 30395235), (13, 16366665), (15, 14184443), (17, 12515685), (21, 10131745), (35, 6079047), (39, 5455555), (51, 4171895), (53, 4014465), (65, 3273333), (85, 2503137), (91, 2338095), (105, 2026349), (119, 1787955), (159, 1338155), (173, 1229865), (195, 1091111), (221, 962745), (255, 834379), (265, 802893), (273, 779365), (357, 595985), (371, 573495), (455, 467619), (519, 409955), (595, 357591), (663, 320915), (689, 308805), (795, 267631), (865, 245973), (901, 236145), (1105, 192549), (1113, 191165), (1211, 175695), (1365, 155873), (1547, 137535), (1785, 119197), (1855, 114699), (2067, 102935), (2249, 94605), (2595, 81991), (2703, 78715), (2941, 72345), (3315, 64183), (3445, 61761), (3633, 58565), (4505, 47229), (4641, 45845), (4823, 44115), (5565, 38233), (6055, 35139), (6307, 33735), (6747, 31535), (7735, 27507), (8823, 24115), (9169, 23205), (10335, 20587), (11245, 18921), (11713, 18165), (13515, 15743), (14469, 14705)]