27859920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 96315264

約数和(自身を除く): 68455344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 61, 66, 80, 88, 110, 120, 122, 132, 165, 173, 176, 183, 220, 240, 244, 264, 305, 330, 346, 366, 440, 488, 519, 528, 610, 660, 671, 692, 732, 865, 880, 915, 976, 1038, 1220, 1320, 1342, 1384, 1464, 1730, 1830, 1903, 2013, 2076, 2440, 2595, 2640, 2684, 2768, 2928, 3355, 3460, 3660, 3806, 4026, 4152, 4880, 5190, 5368, 5709, 6710, 6920, 7320, 7612, 8052, 8304, 9515, 10065, 10380, 10553, 10736, 11418, 13420, 13840, 14640, 15224, 16104, 19030, 20130, 20760, 21106, 22836, 26840, 28545, 30448, 31659, 32208, 38060, 40260, 41520, 42212, 45672, 52765, 53680, 57090, 63318, 76120, 80520, 84424, 91344, 105530, 114180, 116083, 126636, 152240, 158295, 161040, 168848, 211060, 228360, 232166, 253272, 316590, 348249, 422120, 456720, 464332, 506544, 580415, 633180, 696498, 844240, 928664, 1160830, 1266360, 1392996, 1741245, 1857328, 2321660, 2532720, 2785992, 3482490, 4643320, 5571984, 6964980, 9286640, 13929960, 27859920]

約数ペア:

[(1, 27859920), (2, 13929960), (3, 9286640), (4, 6964980), (5, 5571984), (6, 4643320), (8, 3482490), (10, 2785992), (11, 2532720), (12, 2321660), (15, 1857328), (16, 1741245), (20, 1392996), (22, 1266360), (24, 1160830), (30, 928664), (33, 844240), (40, 696498), (44, 633180), (48, 580415), (55, 506544), (60, 464332), (61, 456720), (66, 422120), (80, 348249), (88, 316590), (110, 253272), (120, 232166), (122, 228360), (132, 211060), (165, 168848), (173, 161040), (176, 158295), (183, 152240), (220, 126636), (240, 116083), (244, 114180), (264, 105530), (305, 91344), (330, 84424), (346, 80520), (366, 76120), (440, 63318), (488, 57090), (519, 53680), (528, 52765), (610, 45672), (660, 42212), (671, 41520), (692, 40260), (732, 38060), (865, 32208), (880, 31659), (915, 30448), (976, 28545), (1038, 26840), (1220, 22836), (1320, 21106), (1342, 20760), (1384, 20130), (1464, 19030), (1730, 16104), (1830, 15224), (1903, 14640), (2013, 13840), (2076, 13420), (2440, 11418), (2595, 10736), (2640, 10553), (2684, 10380), (2768, 10065), (2928, 9515), (3355, 8304), (3460, 8052), (3660, 7612), (3806, 7320), (4026, 6920), (4152, 6710), (4880, 5709), (5190, 5368)]