90428940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1$

素因数の和:581

約数の個数: 192

約数和(自身を含む): 329011200

約数和(自身を除く): 238582260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 47, 54, 60, 63, 70, 84, 90, 94, 105, 108, 126, 135, 140, 141, 180, 188, 189, 210, 235, 252, 270, 282, 315, 329, 378, 420, 423, 470, 509, 540, 564, 630, 658, 705, 756, 846, 940, 945, 987, 1018, 1260, 1269, 1316, 1410, 1527, 1645, 1692, 1890, 1974, 2036, 2115, 2538, 2545, 2820, 2961, 3054, 3290, 3563, 3780, 3948, 4230, 4581, 4935, 5076, 5090, 5922, 6108, 6345, 6580, 7126, 7635, 8460, 8883, 9162, 9870, 10180, 10689, 11844, 12690, 13743, 14252, 14805, 15270, 17766, 17815, 18324, 19740, 21378, 22905, 23923, 25380, 27486, 29610, 30540, 32067, 35532, 35630, 42756, 44415, 45810, 47846, 53445, 54972, 59220, 64134, 68715, 71260, 71769, 88830, 91620, 95692, 96201, 106890, 119615, 128268, 137430, 143538, 160335, 167461, 177660, 192402, 213780, 215307, 239230, 274860, 287076, 320670, 334922, 358845, 384804, 430614, 478460, 481005, 502383, 641340, 645921, 669844, 717690, 837305, 861228, 962010, 1004766, 1076535, 1291842, 1435380, 1507149, 1674610, 1924020, 2009532, 2153070, 2511915, 2583684, 3014298, 3229605, 3349220, 4306140, 4521447, 5023830, 6028596, 6459210, 7535745, 9042894, 10047660, 12918420, 15071490, 18085788, 22607235, 30142980, 45214470, 90428940]

約数ペア:

[(1, 90428940), (2, 45214470), (3, 30142980), (4, 22607235), (5, 18085788), (6, 15071490), (7, 12918420), (9, 10047660), (10, 9042894), (12, 7535745), (14, 6459210), (15, 6028596), (18, 5023830), (20, 4521447), (21, 4306140), (27, 3349220), (28, 3229605), (30, 3014298), (35, 2583684), (36, 2511915), (42, 2153070), (45, 2009532), (47, 1924020), (54, 1674610), (60, 1507149), (63, 1435380), (70, 1291842), (84, 1076535), (90, 1004766), (94, 962010), (105, 861228), (108, 837305), (126, 717690), (135, 669844), (140, 645921), (141, 641340), (180, 502383), (188, 481005), (189, 478460), (210, 430614), (235, 384804), (252, 358845), (270, 334922), (282, 320670), (315, 287076), (329, 274860), (378, 239230), (420, 215307), (423, 213780), (470, 192402), (509, 177660), (540, 167461), (564, 160335), (630, 143538), (658, 137430), (705, 128268), (756, 119615), (846, 106890), (940, 96201), (945, 95692), (987, 91620), (1018, 88830), (1260, 71769), (1269, 71260), (1316, 68715), (1410, 64134), (1527, 59220), (1645, 54972), (1692, 53445), (1890, 47846), (1974, 45810), (2036, 44415), (2115, 42756), (2538, 35630), (2545, 35532), (2820, 32067), (2961, 30540), (3054, 29610), (3290, 27486), (3563, 25380), (3780, 23923), (3948, 22905), (4230, 21378), (4581, 19740), (4935, 18324), (5076, 17815), (5090, 17766), (5922, 15270), (6108, 14805), (6345, 14252), (6580, 13743), (7126, 12690), (7635, 11844), (8460, 10689), (8883, 10180), (9162, 9870)]