90784980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3527}}^1$

素因数の和:3566

約数の個数: 144

約数和(自身を含む): 323616384

約数和(自身を除く): 232831404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 3527, 4290, 5148, 6435, 7054, 8580, 10581, 12870, 14108, 17635, 21162, 25740, 31743, 35270, 38797, 42324, 45851, 52905, 63486, 70540, 77594, 91702, 105810, 116391, 126972, 137553, 155188, 158715, 183404, 193985, 211620, 229255, 232782, 275106, 317430, 349173, 387970, 412659, 458510, 465564, 504361, 550212, 581955, 634860, 687765, 698346, 775940, 825318, 917020, 1008722, 1163910, 1375530, 1396692, 1513083, 1650636, 1745865, 2017444, 2063295, 2327820, 2521805, 2751060, 3026166, 3491730, 4126590, 4539249, 5043610, 6052332, 6983460, 7565415, 8253180, 9078498, 10087220, 15130830, 18156996, 22696245, 30261660, 45392490, 90784980]

約数ペア:

[(1, 90784980), (2, 45392490), (3, 30261660), (4, 22696245), (5, 18156996), (6, 15130830), (9, 10087220), (10, 9078498), (11, 8253180), (12, 7565415), (13, 6983460), (15, 6052332), (18, 5043610), (20, 4539249), (22, 4126590), (26, 3491730), (30, 3026166), (33, 2751060), (36, 2521805), (39, 2327820), (44, 2063295), (45, 2017444), (52, 1745865), (55, 1650636), (60, 1513083), (65, 1396692), (66, 1375530), (78, 1163910), (90, 1008722), (99, 917020), (110, 825318), (117, 775940), (130, 698346), (132, 687765), (143, 634860), (156, 581955), (165, 550212), (180, 504361), (195, 465564), (198, 458510), (220, 412659), (234, 387970), (260, 349173), (286, 317430), (330, 275106), (390, 232782), (396, 229255), (429, 211620), (468, 193985), (495, 183404), (572, 158715), (585, 155188), (660, 137553), (715, 126972), (780, 116391), (858, 105810), (990, 91702), (1170, 77594), (1287, 70540), (1430, 63486), (1716, 52905), (1980, 45851), (2145, 42324), (2340, 38797), (2574, 35270), (2860, 31743), (3527, 25740), (4290, 21162), (5148, 17635), (6435, 14108), (7054, 12870), (8580, 10581)]