51669540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:410

約数の個数: 144

約数和(自身を含む): 171714816

約数和(自身を除く): 120045276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 71, 78, 90, 117, 130, 142, 156, 180, 195, 213, 234, 260, 284, 311, 355, 390, 426, 468, 585, 622, 639, 710, 780, 852, 923, 933, 1065, 1170, 1244, 1278, 1420, 1555, 1846, 1866, 2130, 2340, 2556, 2769, 2799, 3110, 3195, 3692, 3732, 4043, 4260, 4615, 4665, 5538, 5598, 6220, 6390, 8086, 8307, 9230, 9330, 11076, 11196, 12129, 12780, 13845, 13995, 16172, 16614, 18460, 18660, 20215, 22081, 24258, 27690, 27990, 33228, 36387, 40430, 41535, 44162, 48516, 55380, 55980, 60645, 66243, 72774, 80860, 83070, 88324, 110405, 121290, 132486, 145548, 166140, 181935, 198729, 220810, 242580, 264972, 287053, 331215, 363870, 397458, 441620, 574106, 662430, 727740, 794916, 861159, 993645, 1148212, 1324860, 1435265, 1722318, 1987290, 2583477, 2870530, 3444636, 3974580, 4305795, 5166954, 5741060, 8611590, 10333908, 12917385, 17223180, 25834770, 51669540]

約数ペア:

[(1, 51669540), (2, 25834770), (3, 17223180), (4, 12917385), (5, 10333908), (6, 8611590), (9, 5741060), (10, 5166954), (12, 4305795), (13, 3974580), (15, 3444636), (18, 2870530), (20, 2583477), (26, 1987290), (30, 1722318), (36, 1435265), (39, 1324860), (45, 1148212), (52, 993645), (60, 861159), (65, 794916), (71, 727740), (78, 662430), (90, 574106), (117, 441620), (130, 397458), (142, 363870), (156, 331215), (180, 287053), (195, 264972), (213, 242580), (234, 220810), (260, 198729), (284, 181935), (311, 166140), (355, 145548), (390, 132486), (426, 121290), (468, 110405), (585, 88324), (622, 83070), (639, 80860), (710, 72774), (780, 66243), (852, 60645), (923, 55980), (933, 55380), (1065, 48516), (1170, 44162), (1244, 41535), (1278, 40430), (1420, 36387), (1555, 33228), (1846, 27990), (1866, 27690), (2130, 24258), (2340, 22081), (2556, 20215), (2769, 18660), (2799, 18460), (3110, 16614), (3195, 16172), (3692, 13995), (3732, 13845), (4043, 12780), (4260, 12129), (4615, 11196), (4665, 11076), (5538, 9330), (5598, 9230), (6220, 8307), (6390, 8086)]