56211120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1$

素因数の和:632

約数の個数: 240

約数和(自身を含む): 227485440

約数和(自身を除く): 171274320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 587, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1174, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1761, 1995, 2128, 2280, 2348, 2394, 2520, 2660, 2736, 2935, 3192, 3420, 3522, 3990, 4109, 4560, 4696, 4788, 5040, 5283, 5320, 5870, 5985, 6384, 6840, 7044, 7980, 8218, 8805, 9392, 9576, 10566, 10640, 11153, 11740, 11970, 12327, 13680, 14088, 15960, 16436, 17610, 19152, 20545, 21132, 22306, 23480, 23940, 24654, 26415, 28176, 31920, 32872, 33459, 35220, 36981, 41090, 42264, 44612, 46960, 47880, 49308, 52830, 55765, 61635, 65744, 66918, 70440, 73962, 78071, 82180, 84528, 89224, 95760, 98616, 100377, 105660, 111530, 123270, 133836, 140880, 147924, 156142, 164360, 167295, 178448, 184905, 197232, 200754, 211320, 223060, 234213, 246540, 267672, 295848, 312284, 328720, 334590, 369810, 390355, 401508, 422640, 446120, 468426, 493080, 501885, 535344, 591696, 624568, 669180, 702639, 739620, 780710, 803016, 892240, 936852, 986160, 1003770, 1171065, 1249136, 1338360, 1405278, 1479240, 1561420, 1606032, 1873704, 2007540, 2342130, 2676720, 2810556, 2958480, 3122840, 3513195, 3747408, 4015080, 4684260, 5621112, 6245680, 7026390, 8030160, 9368520, 11242224, 14052780, 18737040, 28105560, 56211120]

約数ペア:

[(1, 56211120), (2, 28105560), (3, 18737040), (4, 14052780), (5, 11242224), (6, 9368520), (7, 8030160), (8, 7026390), (9, 6245680), (10, 5621112), (12, 4684260), (14, 4015080), (15, 3747408), (16, 3513195), (18, 3122840), (19, 2958480), (20, 2810556), (21, 2676720), (24, 2342130), (28, 2007540), (30, 1873704), (35, 1606032), (36, 1561420), (38, 1479240), (40, 1405278), (42, 1338360), (45, 1249136), (48, 1171065), (56, 1003770), (57, 986160), (60, 936852), (63, 892240), (70, 803016), (72, 780710), (76, 739620), (80, 702639), (84, 669180), (90, 624568), (95, 591696), (105, 535344), (112, 501885), (114, 493080), (120, 468426), (126, 446120), (133, 422640), (140, 401508), (144, 390355), (152, 369810), (168, 334590), (171, 328720), (180, 312284), (190, 295848), (210, 267672), (228, 246540), (240, 234213), (252, 223060), (266, 211320), (280, 200754), (285, 197232), (304, 184905), (315, 178448), (336, 167295), (342, 164360), (360, 156142), (380, 147924), (399, 140880), (420, 133836), (456, 123270), (504, 111530), (532, 105660), (560, 100377), (570, 98616), (587, 95760), (630, 89224), (665, 84528), (684, 82180), (720, 78071), (760, 73962), (798, 70440), (840, 66918), (855, 65744), (912, 61635), (1008, 55765), (1064, 52830), (1140, 49308), (1174, 47880), (1197, 46960), (1260, 44612), (1330, 42264), (1368, 41090), (1520, 36981), (1596, 35220), (1680, 33459), (1710, 32872), (1761, 31920), (1995, 28176), (2128, 26415), (2280, 24654), (2348, 23940), (2394, 23480), (2520, 22306), (2660, 21132), (2736, 20545), (2935, 19152), (3192, 17610), (3420, 16436), (3522, 15960), (3990, 14088), (4109, 13680), (4560, 12327), (4696, 11970), (4788, 11740), (5040, 11153), (5283, 10640), (5320, 10566), (5870, 9576), (5985, 9392), (6384, 8805), (6840, 8218), (7044, 7980)]