9918090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 32491368

約数和(自身を除く): 22573278

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 49, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 130, 147, 173, 182, 195, 210, 234, 245, 273, 294, 315, 346, 390, 441, 455, 490, 519, 546, 585, 630, 637, 735, 819, 865, 882, 910, 1038, 1170, 1211, 1274, 1365, 1470, 1557, 1638, 1730, 1911, 2205, 2249, 2422, 2595, 2730, 3114, 3185, 3633, 3822, 4095, 4410, 4498, 5190, 5733, 6055, 6370, 6747, 7266, 7785, 8190, 8477, 9555, 10899, 11245, 11466, 12110, 13494, 15570, 15743, 16954, 18165, 19110, 20241, 21798, 22490, 25431, 28665, 31486, 33735, 36330, 40482, 42385, 47229, 50862, 54495, 57330, 67470, 76293, 78715, 84770, 94458, 101205, 108990, 110201, 127155, 141687, 152586, 157430, 202410, 220402, 236145, 254310, 283374, 330603, 381465, 472290, 551005, 661206, 708435, 762930, 991809, 1102010, 1416870, 1653015, 1983618, 3306030, 4959045, 9918090]

約数ペア:

[(1, 9918090), (2, 4959045), (3, 3306030), (5, 1983618), (6, 1653015), (7, 1416870), (9, 1102010), (10, 991809), (13, 762930), (14, 708435), (15, 661206), (18, 551005), (21, 472290), (26, 381465), (30, 330603), (35, 283374), (39, 254310), (42, 236145), (45, 220402), (49, 202410), (63, 157430), (65, 152586), (70, 141687), (78, 127155), (90, 110201), (91, 108990), (98, 101205), (105, 94458), (117, 84770), (126, 78715), (130, 76293), (147, 67470), (173, 57330), (182, 54495), (195, 50862), (210, 47229), (234, 42385), (245, 40482), (273, 36330), (294, 33735), (315, 31486), (346, 28665), (390, 25431), (441, 22490), (455, 21798), (490, 20241), (519, 19110), (546, 18165), (585, 16954), (630, 15743), (637, 15570), (735, 13494), (819, 12110), (865, 11466), (882, 11245), (910, 10899), (1038, 9555), (1170, 8477), (1211, 8190), (1274, 7785), (1365, 7266), (1470, 6747), (1557, 6370), (1638, 6055), (1730, 5733), (1911, 5190), (2205, 4498), (2249, 4410), (2422, 4095), (2595, 3822), (2730, 3633), (3114, 3185)]