242362380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{310721}}^1$

素因数の和:310746

約数の個数: 48

約数和(自身を含む): 730818144

約数和(自身を除く): 488455764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 310721, 621442, 932163, 1242884, 1553605, 1864326, 3107210, 3728652, 4039373, 4660815, 6214420, 8078746, 9321630, 12118119, 16157492, 18643260, 20196865, 24236238, 40393730, 48472476, 60590595, 80787460, 121181190, 242362380]

約数ペア:

[(1, 242362380), (2, 121181190), (3, 80787460), (4, 60590595), (5, 48472476), (6, 40393730), (10, 24236238), (12, 20196865), (13, 18643260), (15, 16157492), (20, 12118119), (26, 9321630), (30, 8078746), (39, 6214420), (52, 4660815), (60, 4039373), (65, 3728652), (78, 3107210), (130, 1864326), (156, 1553605), (195, 1242884), (260, 932163), (390, 621442), (780, 310721)]