72810870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 203793408

約数和(自身を除く): 130982538

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 53, 55, 66, 69, 106, 110, 115, 138, 159, 165, 181, 230, 253, 265, 318, 330, 345, 362, 506, 530, 543, 583, 690, 759, 795, 905, 1086, 1166, 1219, 1265, 1518, 1590, 1749, 1810, 1991, 2438, 2530, 2715, 2915, 3498, 3657, 3795, 3982, 4163, 5430, 5830, 5973, 6095, 7314, 7590, 8326, 8745, 9593, 9955, 11946, 12190, 12489, 13409, 17490, 18285, 19186, 19910, 20815, 24978, 26818, 28779, 29865, 36570, 40227, 41630, 45793, 47965, 57558, 59730, 62445, 67045, 80454, 91586, 95930, 105523, 124890, 134090, 137379, 143895, 201135, 211046, 220639, 228965, 274758, 287790, 316569, 402270, 441278, 457930, 527615, 633138, 661917, 686895, 1055230, 1103195, 1323834, 1373790, 1582845, 2206390, 2427029, 3165690, 3309585, 4854058, 6619170, 7281087, 12135145, 14562174, 24270290, 36405435, 72810870]

約数ペア:

[(1, 72810870), (2, 36405435), (3, 24270290), (5, 14562174), (6, 12135145), (10, 7281087), (11, 6619170), (15, 4854058), (22, 3309585), (23, 3165690), (30, 2427029), (33, 2206390), (46, 1582845), (53, 1373790), (55, 1323834), (66, 1103195), (69, 1055230), (106, 686895), (110, 661917), (115, 633138), (138, 527615), (159, 457930), (165, 441278), (181, 402270), (230, 316569), (253, 287790), (265, 274758), (318, 228965), (330, 220639), (345, 211046), (362, 201135), (506, 143895), (530, 137379), (543, 134090), (583, 124890), (690, 105523), (759, 95930), (795, 91586), (905, 80454), (1086, 67045), (1166, 62445), (1219, 59730), (1265, 57558), (1518, 47965), (1590, 45793), (1749, 41630), (1810, 40227), (1991, 36570), (2438, 29865), (2530, 28779), (2715, 26818), (2915, 24978), (3498, 20815), (3657, 19910), (3795, 19186), (3982, 18285), (4163, 17490), (5430, 13409), (5830, 12489), (5973, 12190), (6095, 11946), (7314, 9955), (7590, 9593), (8326, 8745)]