81198390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:651

約数の個数: 128

約数和(自身を含む): 245145600

約数和(自身を除く): 163947210

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 78, 91, 98, 105, 130, 147, 182, 195, 210, 245, 273, 294, 343, 390, 455, 490, 546, 607, 637, 686, 735, 910, 1029, 1214, 1274, 1365, 1470, 1715, 1821, 1911, 2058, 2730, 3035, 3185, 3430, 3642, 3822, 4249, 4459, 5145, 6070, 6370, 7891, 8498, 8918, 9105, 9555, 10290, 12747, 13377, 15782, 18210, 19110, 21245, 22295, 23673, 25494, 26754, 29743, 39455, 42490, 44590, 47346, 55237, 59486, 63735, 66885, 78910, 89229, 110474, 118365, 127470, 133770, 148715, 165711, 178458, 208201, 236730, 276185, 297430, 331422, 386659, 416402, 446145, 552370, 624603, 773318, 828555, 892290, 1041005, 1159977, 1249206, 1657110, 1933295, 2082010, 2319954, 2706613, 3123015, 3866590, 5413226, 5799885, 6246030, 8119839, 11599770, 13533065, 16239678, 27066130, 40599195, 81198390]

約数ペア:

[(1, 81198390), (2, 40599195), (3, 27066130), (5, 16239678), (6, 13533065), (7, 11599770), (10, 8119839), (13, 6246030), (14, 5799885), (15, 5413226), (21, 3866590), (26, 3123015), (30, 2706613), (35, 2319954), (39, 2082010), (42, 1933295), (49, 1657110), (65, 1249206), (70, 1159977), (78, 1041005), (91, 892290), (98, 828555), (105, 773318), (130, 624603), (147, 552370), (182, 446145), (195, 416402), (210, 386659), (245, 331422), (273, 297430), (294, 276185), (343, 236730), (390, 208201), (455, 178458), (490, 165711), (546, 148715), (607, 133770), (637, 127470), (686, 118365), (735, 110474), (910, 89229), (1029, 78910), (1214, 66885), (1274, 63735), (1365, 59486), (1470, 55237), (1715, 47346), (1821, 44590), (1911, 42490), (2058, 39455), (2730, 29743), (3035, 26754), (3185, 25494), (3430, 23673), (3642, 22295), (3822, 21245), (4249, 19110), (4459, 18210), (5145, 15782), (6070, 13377), (6370, 12747), (7891, 10290), (8498, 9555), (8918, 9105)]