27681480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 192

約数和(自身を含む): 98755200

約数和(自身を除く): 71073720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 71, 72, 76, 90, 95, 108, 114, 120, 135, 142, 152, 171, 180, 190, 213, 216, 228, 270, 284, 285, 342, 355, 360, 361, 380, 426, 456, 513, 540, 568, 570, 639, 684, 710, 722, 760, 852, 855, 1026, 1065, 1080, 1083, 1140, 1278, 1349, 1368, 1420, 1444, 1704, 1710, 1805, 1917, 2052, 2130, 2166, 2280, 2556, 2565, 2698, 2840, 2888, 3195, 3249, 3420, 3610, 3834, 4047, 4104, 4260, 4332, 5112, 5130, 5396, 5415, 6390, 6498, 6745, 6840, 7220, 7668, 8094, 8520, 8664, 9585, 9747, 10260, 10792, 10830, 12141, 12780, 12996, 13490, 14440, 15336, 16188, 16245, 19170, 19494, 20235, 20520, 21660, 24282, 25560, 25631, 25992, 26980, 32376, 32490, 36423, 38340, 38988, 40470, 43320, 48564, 48735, 51262, 53960, 60705, 64980, 72846, 76680, 76893, 77976, 80940, 97128, 97470, 102524, 121410, 128155, 129960, 145692, 153786, 161880, 182115, 194940, 205048, 230679, 242820, 256310, 291384, 307572, 364230, 384465, 389880, 461358, 485640, 512620, 615144, 692037, 728460, 768930, 922716, 1025240, 1153395, 1384074, 1456920, 1537860, 1845432, 2306790, 2768148, 3075720, 3460185, 4613580, 5536296, 6920370, 9227160, 13840740, 27681480]

約数ペア:

[(1, 27681480), (2, 13840740), (3, 9227160), (4, 6920370), (5, 5536296), (6, 4613580), (8, 3460185), (9, 3075720), (10, 2768148), (12, 2306790), (15, 1845432), (18, 1537860), (19, 1456920), (20, 1384074), (24, 1153395), (27, 1025240), (30, 922716), (36, 768930), (38, 728460), (40, 692037), (45, 615144), (54, 512620), (57, 485640), (60, 461358), (71, 389880), (72, 384465), (76, 364230), (90, 307572), (95, 291384), (108, 256310), (114, 242820), (120, 230679), (135, 205048), (142, 194940), (152, 182115), (171, 161880), (180, 153786), (190, 145692), (213, 129960), (216, 128155), (228, 121410), (270, 102524), (284, 97470), (285, 97128), (342, 80940), (355, 77976), (360, 76893), (361, 76680), (380, 72846), (426, 64980), (456, 60705), (513, 53960), (540, 51262), (568, 48735), (570, 48564), (639, 43320), (684, 40470), (710, 38988), (722, 38340), (760, 36423), (852, 32490), (855, 32376), (1026, 26980), (1065, 25992), (1080, 25631), (1083, 25560), (1140, 24282), (1278, 21660), (1349, 20520), (1368, 20235), (1420, 19494), (1444, 19170), (1704, 16245), (1710, 16188), (1805, 15336), (1917, 14440), (2052, 13490), (2130, 12996), (2166, 12780), (2280, 12141), (2556, 10830), (2565, 10792), (2698, 10260), (2840, 9747), (2888, 9585), (3195, 8664), (3249, 8520), (3420, 8094), (3610, 7668), (3834, 7220), (4047, 6840), (4104, 6745), (4260, 6498), (4332, 6390), (5112, 5415), (5130, 5396)]