28652760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 192

約数和(自身を含む): 101088000

約数和(自身を除く): 72435240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 59, 60, 71, 72, 76, 90, 95, 114, 118, 120, 142, 152, 171, 177, 180, 190, 213, 228, 236, 284, 285, 295, 342, 354, 355, 360, 380, 426, 456, 472, 531, 568, 570, 590, 639, 684, 708, 710, 760, 852, 855, 885, 1062, 1065, 1121, 1140, 1180, 1278, 1349, 1368, 1416, 1420, 1704, 1710, 1770, 2124, 2130, 2242, 2280, 2360, 2556, 2655, 2698, 2840, 3195, 3363, 3420, 3540, 4047, 4189, 4248, 4260, 4484, 5112, 5310, 5396, 5605, 6390, 6726, 6745, 6840, 7080, 8094, 8378, 8520, 8968, 10089, 10620, 10792, 11210, 12141, 12567, 12780, 13452, 13490, 16188, 16756, 16815, 20178, 20235, 20945, 21240, 22420, 24282, 25134, 25560, 26904, 26980, 32376, 33512, 33630, 37701, 40356, 40470, 41890, 44840, 48564, 50268, 50445, 53960, 60705, 62835, 67260, 75402, 79591, 80712, 80940, 83780, 97128, 100536, 100890, 121410, 125670, 134520, 150804, 159182, 161880, 167560, 188505, 201780, 238773, 242820, 251340, 301608, 318364, 377010, 397955, 403560, 477546, 485640, 502680, 636728, 716319, 754020, 795910, 955092, 1193865, 1432638, 1508040, 1591820, 1910184, 2387730, 2865276, 3183640, 3581595, 4775460, 5730552, 7163190, 9550920, 14326380, 28652760]

約数ペア:

[(1, 28652760), (2, 14326380), (3, 9550920), (4, 7163190), (5, 5730552), (6, 4775460), (8, 3581595), (9, 3183640), (10, 2865276), (12, 2387730), (15, 1910184), (18, 1591820), (19, 1508040), (20, 1432638), (24, 1193865), (30, 955092), (36, 795910), (38, 754020), (40, 716319), (45, 636728), (57, 502680), (59, 485640), (60, 477546), (71, 403560), (72, 397955), (76, 377010), (90, 318364), (95, 301608), (114, 251340), (118, 242820), (120, 238773), (142, 201780), (152, 188505), (171, 167560), (177, 161880), (180, 159182), (190, 150804), (213, 134520), (228, 125670), (236, 121410), (284, 100890), (285, 100536), (295, 97128), (342, 83780), (354, 80940), (355, 80712), (360, 79591), (380, 75402), (426, 67260), (456, 62835), (472, 60705), (531, 53960), (568, 50445), (570, 50268), (590, 48564), (639, 44840), (684, 41890), (708, 40470), (710, 40356), (760, 37701), (852, 33630), (855, 33512), (885, 32376), (1062, 26980), (1065, 26904), (1121, 25560), (1140, 25134), (1180, 24282), (1278, 22420), (1349, 21240), (1368, 20945), (1416, 20235), (1420, 20178), (1704, 16815), (1710, 16756), (1770, 16188), (2124, 13490), (2130, 13452), (2242, 12780), (2280, 12567), (2360, 12141), (2556, 11210), (2655, 10792), (2698, 10620), (2840, 10089), (3195, 8968), (3363, 8520), (3420, 8378), (3540, 8094), (4047, 7080), (4189, 6840), (4248, 6745), (4260, 6726), (4484, 6390), (5112, 5605), (5310, 5396)]