108997980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19963}}^1$

素因数の和:19995

約数の個数: 96

約数和(自身を含む): 375642624

約数和(自身を除く): 266644644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 19963, 39926, 59889, 79852, 99815, 119778, 139741, 199630, 239556, 259519, 279482, 299445, 399260, 419223, 519038, 558964, 598890, 698705, 778557, 838446, 1038076, 1197780, 1297595, 1397410, 1557114, 1676892, 1816633, 2096115, 2595190, 2794820, 3114228, 3633266, 3892785, 4192230, 5190380, 5449899, 7266532, 7785570, 8384460, 9083165, 10899798, 15571140, 18166330, 21799596, 27249495, 36332660, 54498990, 108997980]

約数ペア:

[(1, 108997980), (2, 54498990), (3, 36332660), (4, 27249495), (5, 21799596), (6, 18166330), (7, 15571140), (10, 10899798), (12, 9083165), (13, 8384460), (14, 7785570), (15, 7266532), (20, 5449899), (21, 5190380), (26, 4192230), (28, 3892785), (30, 3633266), (35, 3114228), (39, 2794820), (42, 2595190), (52, 2096115), (60, 1816633), (65, 1676892), (70, 1557114), (78, 1397410), (84, 1297595), (91, 1197780), (105, 1038076), (130, 838446), (140, 778557), (156, 698705), (182, 598890), (195, 558964), (210, 519038), (260, 419223), (273, 399260), (364, 299445), (390, 279482), (420, 259519), (455, 239556), (546, 199630), (780, 139741), (910, 119778), (1092, 99815), (1365, 79852), (1820, 59889), (2730, 39926), (5460, 19963)]