390820500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:704

約数の個数: 288

約数和(自身を含む): 1485469440

約数和(自身を除く): 1094648940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 25, 28, 30, 35, 36, 38, 42, 45, 50, 57, 60, 63, 70, 75, 76, 84, 90, 95, 100, 105, 114, 125, 126, 133, 140, 150, 171, 175, 180, 190, 210, 225, 228, 250, 252, 266, 285, 300, 315, 342, 350, 375, 380, 399, 420, 450, 475, 500, 525, 532, 570, 630, 653, 665, 684, 700, 750, 798, 855, 875, 900, 950, 1050, 1125, 1140, 1197, 1260, 1306, 1330, 1425, 1500, 1575, 1596, 1710, 1750, 1900, 1959, 1995, 2100, 2250, 2375, 2394, 2612, 2625, 2660, 2850, 3150, 3265, 3325, 3420, 3500, 3918, 3990, 4275, 4500, 4571, 4750, 4788, 5250, 5700, 5877, 5985, 6300, 6530, 6650, 7125, 7836, 7875, 7980, 8550, 9142, 9500, 9795, 9975, 10500, 11754, 11970, 12407, 13060, 13300, 13713, 14250, 15750, 16325, 16625, 17100, 18284, 19590, 19950, 21375, 22855, 23508, 23940, 24814, 27426, 28500, 29385, 29925, 31500, 32650, 33250, 37221, 39180, 39900, 41139, 42750, 45710, 48975, 49628, 49875, 54852, 58770, 59850, 62035, 65300, 66500, 68565, 74442, 81625, 82278, 85500, 86849, 91420, 97950, 99750, 111663, 114275, 117540, 119700, 124070, 137130, 146925, 148884, 149625, 163250, 164556, 173698, 186105, 195900, 199500, 205695, 223326, 228550, 244875, 248140, 260547, 274260, 293850, 299250, 310175, 326500, 342825, 347396, 372210, 411390, 434245, 446652, 457100, 489750, 521094, 558315, 571375, 587700, 598500, 620350, 685650, 734625, 744420, 781641, 822780, 868490, 930525, 979500, 1028475, 1042188, 1116630, 1142750, 1240700, 1302735, 1371300, 1469250, 1550875, 1563282, 1714125, 1736980, 1861050, 2056950, 2171225, 2233260, 2285500, 2605470, 2791575, 2938500, 3101750, 3126564, 3428250, 3722100, 3908205, 4113900, 4342450, 4652625, 5142375, 5210940, 5583150, 6203500, 6513675, 6856500, 7816410, 8684900, 9305250, 10284750, 10856125, 11166300, 13027350, 13957875, 15632820, 18610500, 19541025, 20569500, 21712250, 26054700, 27915750, 32568375, 39082050, 43424500, 55831500, 65136750, 78164100, 97705125, 130273500, 195410250, 390820500]

約数ペア:

[(1, 390820500), (2, 195410250), (3, 130273500), (4, 97705125), (5, 78164100), (6, 65136750), (7, 55831500), (9, 43424500), (10, 39082050), (12, 32568375), (14, 27915750), (15, 26054700), (18, 21712250), (19, 20569500), (20, 19541025), (21, 18610500), (25, 15632820), (28, 13957875), (30, 13027350), (35, 11166300), (36, 10856125), (38, 10284750), (42, 9305250), (45, 8684900), (50, 7816410), (57, 6856500), (60, 6513675), (63, 6203500), (70, 5583150), (75, 5210940), (76, 5142375), (84, 4652625), (90, 4342450), (95, 4113900), (100, 3908205), (105, 3722100), (114, 3428250), (125, 3126564), (126, 3101750), (133, 2938500), (140, 2791575), (150, 2605470), (171, 2285500), (175, 2233260), (180, 2171225), (190, 2056950), (210, 1861050), (225, 1736980), (228, 1714125), (250, 1563282), (252, 1550875), (266, 1469250), (285, 1371300), (300, 1302735), (315, 1240700), (342, 1142750), (350, 1116630), (375, 1042188), (380, 1028475), (399, 979500), (420, 930525), (450, 868490), (475, 822780), (500, 781641), (525, 744420), (532, 734625), (570, 685650), (630, 620350), (653, 598500), (665, 587700), (684, 571375), (700, 558315), (750, 521094), (798, 489750), (855, 457100), (875, 446652), (900, 434245), (950, 411390), (1050, 372210), (1125, 347396), (1140, 342825), (1197, 326500), (1260, 310175), (1306, 299250), (1330, 293850), (1425, 274260), (1500, 260547), (1575, 248140), (1596, 244875), (1710, 228550), (1750, 223326), (1900, 205695), (1959, 199500), (1995, 195900), (2100, 186105), (2250, 173698), (2375, 164556), (2394, 163250), (2612, 149625), (2625, 148884), (2660, 146925), (2850, 137130), (3150, 124070), (3265, 119700), (3325, 117540), (3420, 114275), (3500, 111663), (3918, 99750), (3990, 97950), (4275, 91420), (4500, 86849), (4571, 85500), (4750, 82278), (4788, 81625), (5250, 74442), (5700, 68565), (5877, 66500), (5985, 65300), (6300, 62035), (6530, 59850), (6650, 58770), (7125, 54852), (7836, 49875), (7875, 49628), (7980, 48975), (8550, 45710), (9142, 42750), (9500, 41139), (9795, 39900), (9975, 39180), (10500, 37221), (11754, 33250), (11970, 32650), (12407, 31500), (13060, 29925), (13300, 29385), (13713, 28500), (14250, 27426), (15750, 24814), (16325, 23940), (16625, 23508), (17100, 22855), (18284, 21375), (19590, 19950)]