89684640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1103

約数の個数: 144

約数和(自身を含む): 311370696

約数和(自身を除く): 221686056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 240, 244, 288, 305, 360, 366, 480, 488, 549, 610, 720, 732, 915, 976, 1021, 1098, 1220, 1440, 1464, 1830, 1952, 2042, 2196, 2440, 2745, 2928, 3063, 3660, 4084, 4392, 4880, 5105, 5490, 5856, 6126, 7320, 8168, 8784, 9189, 9760, 10210, 10980, 12252, 14640, 15315, 16336, 17568, 18378, 20420, 21960, 24504, 29280, 30630, 32672, 36756, 40840, 43920, 45945, 49008, 61260, 62281, 73512, 81680, 87840, 91890, 98016, 122520, 124562, 147024, 163360, 183780, 186843, 245040, 249124, 294048, 311405, 367560, 373686, 490080, 498248, 560529, 622810, 735120, 747372, 934215, 996496, 1121058, 1245620, 1470240, 1494744, 1868430, 1992992, 2242116, 2491240, 2802645, 2989488, 3736860, 4484232, 4982480, 5605290, 5978976, 7473720, 8968464, 9964960, 11210580, 14947440, 17936928, 22421160, 29894880, 44842320, 89684640]

約数ペア:

[(1, 89684640), (2, 44842320), (3, 29894880), (4, 22421160), (5, 17936928), (6, 14947440), (8, 11210580), (9, 9964960), (10, 8968464), (12, 7473720), (15, 5978976), (16, 5605290), (18, 4982480), (20, 4484232), (24, 3736860), (30, 2989488), (32, 2802645), (36, 2491240), (40, 2242116), (45, 1992992), (48, 1868430), (60, 1494744), (61, 1470240), (72, 1245620), (80, 1121058), (90, 996496), (96, 934215), (120, 747372), (122, 735120), (144, 622810), (160, 560529), (180, 498248), (183, 490080), (240, 373686), (244, 367560), (288, 311405), (305, 294048), (360, 249124), (366, 245040), (480, 186843), (488, 183780), (549, 163360), (610, 147024), (720, 124562), (732, 122520), (915, 98016), (976, 91890), (1021, 87840), (1098, 81680), (1220, 73512), (1440, 62281), (1464, 61260), (1830, 49008), (1952, 45945), (2042, 43920), (2196, 40840), (2440, 36756), (2745, 32672), (2928, 30630), (3063, 29280), (3660, 24504), (4084, 21960), (4392, 20420), (4880, 18378), (5105, 17568), (5490, 16336), (5856, 15315), (6126, 14640), (7320, 12252), (8168, 10980), (8784, 10210), (9189, 9760)]