228799995

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 421355520

約数和(自身を除く): 192555525

約数列:

[1, 3, 5, 15, 19, 29, 31, 47, 57, 87, 93, 95, 141, 145, 155, 235, 285, 361, 435, 465, 551, 589, 705, 893, 899, 1083, 1363, 1457, 1653, 1767, 1805, 2679, 2697, 2755, 2945, 4089, 4371, 4465, 4495, 5415, 6815, 7285, 8265, 8835, 10469, 11191, 13395, 13485, 16967, 17081, 20445, 21855, 25897, 27683, 31407, 33573, 42253, 50901, 51243, 52345, 55955, 77691, 83049, 84835, 85405, 126759, 129485, 138415, 157035, 167865, 211265, 254505, 256215, 324539, 388455, 415245, 492043, 525977, 633795, 802807, 973617, 1476129, 1577931, 1622695, 2408421, 2460215, 2629885, 4014035, 4868085, 7380645, 7889655, 12042105, 15253333, 45759999, 76266665, 228799995]

約数ペア:

[(1, 228799995), (3, 76266665), (5, 45759999), (15, 15253333), (19, 12042105), (29, 7889655), (31, 7380645), (47, 4868085), (57, 4014035), (87, 2629885), (93, 2460215), (95, 2408421), (141, 1622695), (145, 1577931), (155, 1476129), (235, 973617), (285, 802807), (361, 633795), (435, 525977), (465, 492043), (551, 415245), (589, 388455), (705, 324539), (893, 256215), (899, 254505), (1083, 211265), (1363, 167865), (1457, 157035), (1653, 138415), (1767, 129485), (1805, 126759), (2679, 85405), (2697, 84835), (2755, 83049), (2945, 77691), (4089, 55955), (4371, 52345), (4465, 51243), (4495, 50901), (5415, 42253), (6815, 33573), (7285, 31407), (8265, 27683), (8835, 25897), (10469, 21855), (11191, 20445), (13395, 17081), (13485, 16967)]