201855990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{389}}^1$

素因数の和:766

約数の個数: 96

約数和(自身を含む): 566598240

約数和(自身を除く): 364742250

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 353, 389, 490, 706, 735, 778, 1059, 1167, 1470, 1765, 1945, 2118, 2334, 2471, 2723, 3530, 3890, 4942, 5295, 5446, 5835, 7413, 8169, 10590, 11670, 12355, 13615, 14826, 16338, 17297, 19061, 24710, 27230, 34594, 37065, 38122, 40845, 51891, 57183, 74130, 81690, 86485, 95305, 103782, 114366, 137317, 172970, 190610, 259455, 274634, 285915, 411951, 518910, 571830, 686585, 823902, 961219, 1373170, 1922438, 2059755, 2883657, 4119510, 4806095, 5767314, 6728533, 9612190, 13457066, 14418285, 20185599, 28836570, 33642665, 40371198, 67285330, 100927995, 201855990]

約数ペア:

[(1, 201855990), (2, 100927995), (3, 67285330), (5, 40371198), (6, 33642665), (7, 28836570), (10, 20185599), (14, 14418285), (15, 13457066), (21, 9612190), (30, 6728533), (35, 5767314), (42, 4806095), (49, 4119510), (70, 2883657), (98, 2059755), (105, 1922438), (147, 1373170), (210, 961219), (245, 823902), (294, 686585), (353, 571830), (389, 518910), (490, 411951), (706, 285915), (735, 274634), (778, 259455), (1059, 190610), (1167, 172970), (1470, 137317), (1765, 114366), (1945, 103782), (2118, 95305), (2334, 86485), (2471, 81690), (2723, 74130), (3530, 57183), (3890, 51891), (4942, 40845), (5295, 38122), (5446, 37065), (5835, 34594), (7413, 27230), (8169, 24710), (10590, 19061), (11670, 17297), (12355, 16338), (13615, 14826)]