30855180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7243}}^1$

素因数の和:7326

約数の個数: 48

約数和(自身を含む): 87623424

約数和(自身を除く): 56768244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 7243, 14486, 21729, 28972, 36215, 43458, 72430, 86916, 108645, 144860, 217290, 434580, 514253, 1028506, 1542759, 2057012, 2571265, 3085518, 5142530, 6171036, 7713795, 10285060, 15427590, 30855180]

約数ペア:

[(1, 30855180), (2, 15427590), (3, 10285060), (4, 7713795), (5, 6171036), (6, 5142530), (10, 3085518), (12, 2571265), (15, 2057012), (20, 1542759), (30, 1028506), (60, 514253), (71, 434580), (142, 217290), (213, 144860), (284, 108645), (355, 86916), (426, 72430), (710, 43458), (852, 36215), (1065, 28972), (1420, 21729), (2130, 14486), (4260, 7243)]