91271820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^2$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 285546240

約数和(自身を除く): 194274420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 59, 60, 69, 76, 92, 95, 114, 115, 118, 138, 177, 190, 228, 230, 236, 276, 285, 295, 345, 354, 380, 437, 460, 570, 590, 690, 708, 874, 885, 1121, 1140, 1180, 1311, 1357, 1380, 1748, 1770, 2185, 2242, 2622, 2714, 3363, 3481, 3540, 4071, 4370, 4484, 5244, 5428, 5605, 6555, 6726, 6785, 6962, 8142, 8740, 10443, 11210, 13110, 13452, 13570, 13924, 16284, 16815, 17405, 20355, 20886, 22420, 25783, 26220, 27140, 33630, 34810, 40710, 41772, 51566, 52215, 66139, 67260, 69620, 77349, 80063, 81420, 103132, 104430, 128915, 132278, 154698, 160126, 198417, 208860, 240189, 257830, 264556, 309396, 320252, 330695, 386745, 396834, 400315, 480378, 515660, 661390, 773490, 793668, 800630, 960756, 992085, 1200945, 1322780, 1521197, 1546980, 1601260, 1984170, 2401890, 3042394, 3968340, 4563591, 4803780, 6084788, 7605985, 9127182, 15211970, 18254364, 22817955, 30423940, 45635910, 91271820]

約数ペア:

[(1, 91271820), (2, 45635910), (3, 30423940), (4, 22817955), (5, 18254364), (6, 15211970), (10, 9127182), (12, 7605985), (15, 6084788), (19, 4803780), (20, 4563591), (23, 3968340), (30, 3042394), (38, 2401890), (46, 1984170), (57, 1601260), (59, 1546980), (60, 1521197), (69, 1322780), (76, 1200945), (92, 992085), (95, 960756), (114, 800630), (115, 793668), (118, 773490), (138, 661390), (177, 515660), (190, 480378), (228, 400315), (230, 396834), (236, 386745), (276, 330695), (285, 320252), (295, 309396), (345, 264556), (354, 257830), (380, 240189), (437, 208860), (460, 198417), (570, 160126), (590, 154698), (690, 132278), (708, 128915), (874, 104430), (885, 103132), (1121, 81420), (1140, 80063), (1180, 77349), (1311, 69620), (1357, 67260), (1380, 66139), (1748, 52215), (1770, 51566), (2185, 41772), (2242, 40710), (2622, 34810), (2714, 33630), (3363, 27140), (3481, 26220), (3540, 25783), (4071, 22420), (4370, 20886), (4484, 20355), (5244, 17405), (5428, 16815), (5605, 16284), (6555, 13924), (6726, 13570), (6785, 13452), (6962, 13110), (8142, 11210), (8740, 10443)]