18737040

素因数分解:

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

素因数の和:629

約数の個数: 160

約数和(自身を含む): 69995520

約数和(自身を除く): 51258480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 587, 665, 760, 798, 840, 912, 1064, 1140, 1174, 1330, 1520, 1596, 1680, 1761, 1995, 2128, 2280, 2348, 2660, 2935, 3192, 3522, 3990, 4109, 4560, 4696, 5320, 5870, 6384, 7044, 7980, 8218, 8805, 9392, 10640, 11153, 11740, 12327, 14088, 15960, 16436, 17610, 20545, 22306, 23480, 24654, 28176, 31920, 32872, 33459, 35220, 41090, 44612, 46960, 49308, 55765, 61635, 65744, 66918, 70440, 78071, 82180, 89224, 98616, 111530, 123270, 133836, 140880, 156142, 164360, 167295, 178448, 197232, 223060, 234213, 246540, 267672, 312284, 328720, 334590, 390355, 446120, 468426, 493080, 535344, 624568, 669180, 780710, 892240, 936852, 986160, 1171065, 1249136, 1338360, 1561420, 1873704, 2342130, 2676720, 3122840, 3747408, 4684260, 6245680, 9368520, 18737040]

約数ペア:

[(1, 18737040), (2, 9368520), (3, 6245680), (4, 4684260), (5, 3747408), (6, 3122840), (7, 2676720), (8, 2342130), (10, 1873704), (12, 1561420), (14, 1338360), (15, 1249136), (16, 1171065), (19, 986160), (20, 936852), (21, 892240), (24, 780710), (28, 669180), (30, 624568), (35, 535344), (38, 493080), (40, 468426), (42, 446120), (48, 390355), (56, 334590), (57, 328720), (60, 312284), (70, 267672), (76, 246540), (80, 234213), (84, 223060), (95, 197232), (105, 178448), (112, 167295), (114, 164360), (120, 156142), (133, 140880), (140, 133836), (152, 123270), (168, 111530), (190, 98616), (210, 89224), (228, 82180), (240, 78071), (266, 70440), (280, 66918), (285, 65744), (304, 61635), (336, 55765), (380, 49308), (399, 46960), (420, 44612), (456, 41090), (532, 35220), (560, 33459), (570, 32872), (587, 31920), (665, 28176), (760, 24654), (798, 23480), (840, 22306), (912, 20545), (1064, 17610), (1140, 16436), (1174, 15960), (1330, 14088), (1520, 12327), (1596, 11740), (1680, 11153), (1761, 10640), (1995, 9392), (2128, 8805), (2280, 8218), (2348, 7980), (2660, 7044), (2935, 6384), (3192, 5870), (3522, 5320), (3990, 4696), (4109, 4560)]