13840740

素因数分解:

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

素因数の和:127

約数の個数: 144

約数和(自身を含む): 46085760

約数和(自身を除く): 32245020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 71, 76, 90, 95, 108, 114, 135, 142, 171, 180, 190, 213, 228, 270, 284, 285, 342, 355, 361, 380, 426, 513, 540, 570, 639, 684, 710, 722, 852, 855, 1026, 1065, 1083, 1140, 1278, 1349, 1420, 1444, 1710, 1805, 1917, 2052, 2130, 2166, 2556, 2565, 2698, 3195, 3249, 3420, 3610, 3834, 4047, 4260, 4332, 5130, 5396, 5415, 6390, 6498, 6745, 7220, 7668, 8094, 9585, 9747, 10260, 10830, 12141, 12780, 12996, 13490, 16188, 16245, 19170, 19494, 20235, 21660, 24282, 25631, 26980, 32490, 36423, 38340, 38988, 40470, 48564, 48735, 51262, 60705, 64980, 72846, 76893, 80940, 97470, 102524, 121410, 128155, 145692, 153786, 182115, 194940, 230679, 242820, 256310, 307572, 364230, 384465, 461358, 512620, 692037, 728460, 768930, 922716, 1153395, 1384074, 1537860, 2306790, 2768148, 3460185, 4613580, 6920370, 13840740]

約数ペア:

[(1, 13840740), (2, 6920370), (3, 4613580), (4, 3460185), (5, 2768148), (6, 2306790), (9, 1537860), (10, 1384074), (12, 1153395), (15, 922716), (18, 768930), (19, 728460), (20, 692037), (27, 512620), (30, 461358), (36, 384465), (38, 364230), (45, 307572), (54, 256310), (57, 242820), (60, 230679), (71, 194940), (76, 182115), (90, 153786), (95, 145692), (108, 128155), (114, 121410), (135, 102524), (142, 97470), (171, 80940), (180, 76893), (190, 72846), (213, 64980), (228, 60705), (270, 51262), (284, 48735), (285, 48564), (342, 40470), (355, 38988), (361, 38340), (380, 36423), (426, 32490), (513, 26980), (540, 25631), (570, 24282), (639, 21660), (684, 20235), (710, 19494), (722, 19170), (852, 16245), (855, 16188), (1026, 13490), (1065, 12996), (1083, 12780), (1140, 12141), (1278, 10830), (1349, 10260), (1420, 9747), (1444, 9585), (1710, 8094), (1805, 7668), (1917, 7220), (2052, 6745), (2130, 6498), (2166, 6390), (2556, 5415), (2565, 5396), (2698, 5130), (3195, 4332), (3249, 4260), (3420, 4047), (3610, 3834)]